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68182231174 = 2127268433981
BaseRepresentation
bin111111011111111110…
…100100100010000110
320111222201220012211021
4333133332210202012
52104114122344144
651153353501354
74632422255041
oct773776444206
9214881805737
1068182231174
1126a09101492
121126a11185a
1365779758b5
14342b435c58
151b90c47884
hexfdffa4886

68182231174 has 8 divisors (see below), whose sum is σ = 103078649088. Its totient is φ = 33822681480.

The previous prime is 68182231163. The next prime is 68182231199. The reversal of 68182231174 is 47113228186.

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

It is a self number, because there is not a number n which added to its sum of digits gives 68182231174.

It is a congruent 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, 134216737 + ... + 134217244.

It is an arithmetic number, because the mean of its divisors is an integer number (12884831136).

Almost surely, 268182231174 is an apocalyptic number.

68182231174 is a deficient number, since it is larger than the sum of its proper divisors (34896417914).

68182231174 is a wasteful number, since it uses less digits than its factorization.

68182231174 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268434110.

The product of its digits is 129024, while the sum is 43.

The spelling of 68182231174 in words is "sixty-eight billion, one hundred eighty-two million, two hundred thirty-one thousand, one hundred seventy-four".

Divisors: 1 2 127 254 268433981 536867962 34091115587 68182231174