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68076525 = 352111943101
BaseRepresentation
bin1000000111011…
…00001111101101
311202002122102210
410003230033231
5114411422100
610431041033
71454432556
oct403541755
9152078383
1068076525
11354779a0
121a970179
131114718a
14908132d
155e9ac50
hex40ec3ed

68076525 has 96 divisors (see below), whose sum is σ = 133562880. Its totient is φ = 30240000.

The previous prime is 68076497. The next prime is 68076553. The reversal of 68076525 is 52567086.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (68076497) and next prime (68076553).

It is not a de Polignac number, because 68076525 - 25 = 68076493 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 673975 + ... + 674075.

It is an arithmetic number, because the mean of its divisors is an integer number (1391280).

Almost surely, 268076525 is an apocalyptic number.

It is an amenable number.

68076525 is a deficient number, since it is larger than the sum of its proper divisors (65486355).

68076525 is a wasteful number, since it uses less digits than its factorization.

68076525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187 (or 182 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 39.

The square root of 68076525 is about 8250.8499562166. The cubic root of 68076525 is about 408.3185648784.

The spelling of 68076525 in words is "sixty-eight million, seventy-six thousand, five hundred twenty-five".

Divisors: 1 3 5 11 15 19 25 33 43 55 57 75 95 101 129 165 209 215 275 285 303 473 475 505 627 645 817 825 1045 1075 1111 1419 1425 1515 1919 2365 2451 2525 3135 3225 3333 4085 4343 5225 5555 5757 7095 7575 8987 9595 11825 12255 13029 15675 16665 20425 21109 21715 26961 27775 28785 35475 44935 47773 47975 61275 63327 65145 82517 83325 105545 108575 134805 143319 143925 224675 238865 247551 316635 325725 412585 527725 674025 716595 907687 1194325 1237755 1583175 2062925 2723061 3582975 4538435 6188775 13615305 22692175 68076525