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12068901 = 3213293557
BaseRepresentation
bin101110000010…
…100000100101
3211201011102100
4232002200211
511042201101
61110402313
7204404205
oct56024045
924634370
1012068901
1168a35a9
124060399
132667480
141862405
1510d5e86
hexb82825

12068901 has 24 divisors (see below), whose sum is σ = 19426680. Its totient is φ = 7168896.

The previous prime is 12068891. The next prime is 12068921. The reversal of 12068901 is 10986021.

It can be written as a sum of positive squares in 4 ways, for example, as 225 + 12068676 = 15^2 + 3474^2 .

It is not a de Polignac number, because 12068901 - 27 = 12068773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12068921) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1615 + ... + 5171.

It is an arithmetic number, because the mean of its divisors is an integer number (809445).

Almost surely, 212068901 is an apocalyptic number.

It is an amenable number.

12068901 is a deficient number, since it is larger than the sum of its proper divisors (7357779).

12068901 is a wasteful number, since it uses less digits than its factorization.

12068901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3605 (or 3602 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 12068901 is about 3474.0323832688. The cubic root of 12068901 is about 229.3801900738.

The spelling of 12068901 in words is "twelve million, sixty-eight thousand, nine hundred one".

Divisors: 1 3 9 13 29 39 87 117 261 377 1131 3393 3557 10671 32013 46241 103153 138723 309459 416169 928377 1340989 4022967 12068901