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6868741342148 = 227245312190791
BaseRepresentation
bin110001111110100000011…
…1000110100001111000100
3220022122102101122021202222
41203331000320310033010
51400014140240422043
622335242312551512
71306151546040350
oct143750070641704
926278371567688
106868741342148
112209020468a14
1292b25b6b2598
133aa947a6254a
1419a63d92c460
15bda12114d68
hex63f40e343c4

6868741342148 has 12 divisors (see below), whose sum is σ = 13737482684352. Its totient is φ = 2943746289480.

The previous prime is 6868741342139. The next prime is 6868741342159. The reversal of 6868741342148 is 8412431478686.

It is a happy number.

6868741342148 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122656095368 + ... + 122656095423.

It is an arithmetic number, because the mean of its divisors is an integer number (1144790223696).

Almost surely, 26868741342148 is an apocalyptic number.

It is an amenable number.

6868741342148 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6868741342148 is a wasteful number, since it uses less digits than its factorization.

6868741342148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245312190802 (or 245312190800 counting only the distinct ones).

The product of its digits is 49545216, while the sum is 62.

The spelling of 6868741342148 in words is "six trillion, eight hundred sixty-eight billion, seven hundred forty-one million, three hundred forty-two thousand, one hundred forty-eight".

Divisors: 1 2 4 7 14 28 245312190791 490624381582 981248763164 1717185335537 3434370671074 6868741342148