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68014925 = 52111671481
BaseRepresentation
bin1000000110111…
…01001101001101
311201222111221022
410003131031031
5114402434200
610425443525
71454055146
oct403351515
9151874838
1068014925
1135435690
121a9405a5
1311125124
149066acd
155e87885
hex40dd34d

68014925 has 24 divisors (see below), whose sum is σ = 92619072. Its totient is φ = 49136000.

The previous prime is 68014897. The next prime is 68014951. The reversal of 68014925 is 52941086.

It is not a de Polignac number, because 68014925 - 224 = 51237709 is a prime.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45185 + ... + 46665.

It is an arithmetic number, because the mean of its divisors is an integer number (3859128).

Almost surely, 268014925 is an apocalyptic number.

It is an amenable number.

68014925 is a deficient number, since it is larger than the sum of its proper divisors (24604147).

68014925 is a wasteful number, since it uses less digits than its factorization.

68014925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1669 (or 1664 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 68014925 is about 8247.1161626353. The cubic root of 68014925 is about 408.1953701163.

The spelling of 68014925 in words is "sixty-eight million, fourteen thousand, nine hundred twenty-five".

Divisors: 1 5 11 25 55 167 275 835 1481 1837 4175 7405 9185 16291 37025 45925 81455 247327 407275 1236635 2720597 6183175 13602985 68014925