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16125252 = 22311139397
BaseRepresentation
bin111101100000…
…110101000100
31010100020200120
4331200311010
513112002002
61333341540
7254030253
oct75406504
933306616
1016125252
119114160
1254978b0
133457890
1421da79a
151637cbc
hexf60d44

16125252 has 48 divisors (see below), whose sum is σ = 44208192. Its totient is φ = 4510080.

The previous prime is 16125233. The next prime is 16125269. The reversal of 16125252 is 25252161.

It is a happy number.

It is an alternating number because its digits alternate between odd and even.

16125252 is a modest number, since divided by 5252 gives 1612 as remainder.

It is an unprimeable number.

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, 2983 + ... + 6414.

It is an arithmetic number, because the mean of its divisors is an integer number (921004).

Almost surely, 216125252 is an apocalyptic number.

16125252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16125252 is an abundant number, since it is smaller than the sum of its proper divisors (28082940).

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

16125252 is a wasteful number, since it uses less digits than its factorization.

16125252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9428 (or 9426 counting only the distinct ones).

The product of its digits is 1200, while the sum is 24.

The square root of 16125252 is about 4015.6259785991. The cubic root of 16125252 is about 252.6400334250.

The spelling of 16125252 in words is "sixteen million, one hundred twenty-five thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 11 12 13 22 26 33 39 44 52 66 78 132 143 156 286 429 572 858 1716 9397 18794 28191 37588 56382 103367 112764 122161 206734 244322 310101 366483 413468 488644 620202 732966 1240404 1343771 1465932 2687542 4031313 5375084 8062626 16125252