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11925000 = 23325553
BaseRepresentation
bin101101011111…
…011000001000
3211102212000200
4231133120020
511023100000
61103332200
7203234523
oct55373010
924385020
1011925000
11680547a
123bb1060
132616b19
141825bba
1510a8500
hexb5f608

11925000 has 144 divisors (see below), whose sum is σ = 41130180. Its totient is φ = 3120000.

The previous prime is 11924999. The next prime is 11925013. The reversal of 11925000 is 52911.

11925000 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 675684 + 11249316 = 822^2 + 3354^2 .

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 224974 + ... + 225026.

Almost surely, 211925000 is an apocalyptic number.

11925000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11925000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20565090).

11925000 is an abundant number, since it is smaller than the sum of its proper divisors (29205180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11925000 is an equidigital number, since it uses as much as digits as its factorization.

11925000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90 (or 63 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

The square root of 11925000 is about 3453.2593299664. The cubic root of 11925000 is about 228.4648871027.

Adding to 11925000 its reverse (52911), we get a palindrome (11977911).

The spelling of 11925000 in words is "eleven million, nine hundred twenty-five thousand".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 30 36 40 45 50 53 60 72 75 90 100 106 120 125 150 159 180 200 212 225 250 265 300 318 360 375 424 450 477 500 530 600 625 636 750 795 900 954 1000 1060 1125 1250 1272 1325 1500 1590 1800 1875 1908 2120 2250 2385 2500 2650 3000 3125 3180 3750 3816 3975 4500 4770 5000 5300 5625 6250 6360 6625 7500 7950 9000 9375 9540 10600 11250 11925 12500 13250 15000 15900 18750 19080 19875 22500 23850 25000 26500 28125 31800 33125 37500 39750 45000 47700 53000 56250 59625 66250 75000 79500 95400 99375 112500 119250 132500 159000 165625 198750 225000 238500 265000 298125 331250 397500 477000 496875 596250 662500 795000 993750 1192500 1325000 1490625 1987500 2385000 2981250 3975000 5962500 11925000