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10112112 = 243270223
BaseRepresentation
bin100110100100…
…110001110000
3201000202012200
4212210301300
510042041422
61000423200
7151644243
oct46446160
921022180
1010112112
11578741a
123477b00
1321308ca
1414b325a
15d4b2ac
hex9a4c70

10112112 has 30 divisors (see below), whose sum is σ = 28300272. Its totient is φ = 3370656.

The previous prime is 10112101. The next prime is 10112129. The reversal of 10112112 is 21121101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 10112094 and 10112103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34968 + ... + 35255.

Almost surely, 210112112 is an apocalyptic number.

10112112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10112112 is an abundant number, since it is smaller than the sum of its proper divisors (18188160).

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

10112112 is a wasteful number, since it uses less digits than its factorization.

10112112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70237 (or 70228 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 10112112 is about 3179.9547166587. The cubic root of 10112112 is about 216.2456053992.

Adding to 10112112 its reverse (21121101), we get a palindrome (31233213).

The spelling of 10112112 in words is "ten million, one hundred twelve thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 70223 140446 210669 280892 421338 561784 632007 842676 1123568 1264014 1685352 2528028 3370704 5056056 10112112