Search a number
-
+
11914900 = 2252196271
BaseRepresentation
bin101101011100…
…111010010100
3211102100011121
4231130322110
511022234100
61103213324
7203163214
oct55347224
924370147
1011914900
1167a8928
123ba7244
13261234a
141822244
1510a551a
hexb5ce94

11914900 has 36 divisors (see below), whose sum is σ = 27220480. Its totient is φ = 4514400.

The previous prime is 11914891. The next prime is 11914901. The reversal of 11914900 is 941911.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11914901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1236 + ... + 5035.

Almost surely, 211914900 is an apocalyptic number.

11914900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11914900 is an abundant number, since it is smaller than the sum of its proper divisors (15305580).

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

11914900 is a wasteful number, since it uses less digits than its factorization.

11914900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6304 (or 6297 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 25.

The square root of 11914900 is about 3451.7966336388. The cubic root of 11914900 is about 228.4003686647.

The spelling of 11914900 in words is "eleven million, nine hundred fourteen thousand, nine hundred".

Divisors: 1 2 4 5 10 19 20 25 38 50 76 95 100 190 380 475 950 1900 6271 12542 25084 31355 62710 119149 125420 156775 238298 313550 476596 595745 627100 1191490 2382980 2978725 5957450 11914900