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68496901341 = 3117328433749
BaseRepresentation
bin111111110010101110…
…111100010011011101
320112210200000010010220
4333302232330103131
52110240201320331
651244514151553
74643263024551
oct776256742335
9215720003126
1068496901341
112705a795880
12113375825b9
1365c7c0bb6b
14345b147861
151bad6a3296
hexff2bbc4dd

68496901341 has 16 divisors (see below), whose sum is σ = 100996680000. Its totient is φ = 40944597120.

The previous prime is 68496901331. The next prime is 68496901409. The reversal of 68496901341 is 14310969486.

It is not a de Polignac number, because 68496901341 - 25 = 68496901309 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68496901321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14214466 + ... + 14219283.

It is an arithmetic number, because the mean of its divisors is an integer number (6312292500).

Almost surely, 268496901341 is an apocalyptic number.

It is an amenable number.

68496901341 is a deficient number, since it is larger than the sum of its proper divisors (32499778659).

68496901341 is a wasteful number, since it uses less digits than its factorization.

68496901341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28433836.

The product of its (nonzero) digits is 1119744, while the sum is 51.

The spelling of 68496901341 in words is "sixty-eight billion, four hundred ninety-six million, nine hundred one thousand, three hundred forty-one".

Divisors: 1 3 11 33 73 219 803 2409 28433749 85301247 312771239 938313717 2075663677 6226991031 22832300447 68496901341