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68025607 = 1327119309
BaseRepresentation
bin1000000110111…
…11110100000111
311202000001120221
410003133310013
5114403304412
610430005211
71454131246
oct403376407
9152001527
1068025607
1135442711
121a946807
1311129c50
14906a95d
155e8ab07
hex40dfd07

68025607 has 8 divisors (see below), whose sum is σ = 73532480. Its totient is φ = 62557920.

The previous prime is 68025593. The next prime is 68025611. The reversal of 68025607 is 70652086.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-68025607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68023607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6132 + ... + 13177.

It is an arithmetic number, because the mean of its divisors is an integer number (9191560).

Almost surely, 268025607 is an apocalyptic number.

68025607 is a deficient number, since it is larger than the sum of its proper divisors (5506873).

68025607 is a wasteful number, since it uses less digits than its factorization.

68025607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19593.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 68025607 is about 8247.7637575285. The cubic root of 68025607 is about 408.2167385374.

The spelling of 68025607 in words is "sixty-eight million, twenty-five thousand, six hundred seven".

Divisors: 1 13 271 3523 19309 251017 5232739 68025607