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214010040 = 23358572081
BaseRepresentation
bin11001100000110…
…00100010111000
3112220200211120210
430300120202320
5414241310130
633122551120
75206024656
oct1460304270
9486624523
10214010040
11aa891a02
125b8084a0
133545117a
14205cbdd6
1513bc55b0
hexcc188b8

214010040 has 64 divisors (see below), whose sum is σ = 643088160. Its totient is φ = 56975360.

The previous prime is 214010039. The next prime is 214010047. The reversal of 214010040 is 40010412.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 214009998 and 214010025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214010047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101800 + ... + 103880.

Almost surely, 2214010040 is an apocalyptic number.

214010040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

214010040 is an abundant number, since it is smaller than the sum of its proper divisors (429078120).

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

214010040 is a wasteful number, since it uses less digits than its factorization.

214010040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2952 (or 2948 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 214010040 is about 14629.0819944383. The cubic root of 214010040 is about 598.1517569531.

Adding to 214010040 its reverse (40010412), we get a palindrome (254020452).

The spelling of 214010040 in words is "two hundred fourteen million, ten thousand, forty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 857 1714 2081 2571 3428 4162 4285 5142 6243 6856 8324 8570 10284 10405 12486 12855 16648 17140 20568 20810 24972 25710 31215 34280 41620 49944 51420 62430 83240 102840 124860 249720 1783417 3566834 5350251 7133668 8917085 10700502 14267336 17834170 21401004 26751255 35668340 42802008 53502510 71336680 107005020 214010040