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225626112 = 2113212241
BaseRepresentation
bin11010111001011…
…00100000000000
3120201112222211200
431130230200000
5430230013422
634215541200
75406535035
oct1534544000
9521488750
10225626112
111063a6268
126368a800
133798a49a
1421d7338c
1514c1c2ac
hexd72c800

225626112 has 72 divisors (see below), whose sum is σ = 651702870. Its totient is φ = 75202560.

The previous prime is 225626087. The next prime is 225626131. The reversal of 225626112 is 211626522.

225626112 is a `hidden beast` number, since 2 + 25 + 626 + 1 + 12 = 666.

It can be written as a sum of positive squares in only one way, i.e., 210134016 + 15492096 = 14496^2 + 3936^2 .

It is a tau number, because it is divible by the number of its divisors (72).

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, 12312 + ... + 24552.

Almost surely, 2225626112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225626112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (325851435).

225626112 is an abundant number, since it is smaller than the sum of its proper divisors (426076758).

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

225626112 is a wasteful number, since it uses less digits than its factorization.

225626112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12269 (or 12246 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 225626112 is about 15020.8559010464. The cubic root of 225626112 is about 608.7838458948.

The spelling of 225626112 in words is "two hundred twenty-five million, six hundred twenty-six thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 256 288 384 512 576 768 1024 1152 1536 2048 2304 3072 4608 6144 9216 12241 18432 24482 36723 48964 73446 97928 110169 146892 195856 220338 293784 391712 440676 587568 783424 881352 1175136 1566848 1762704 2350272 3133696 3525408 4700544 6267392 7050816 9401088 12534784 14101632 18802176 25069568 28203264 37604352 56406528 75208704 112813056 225626112