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68024381035 = 5133164333073
BaseRepresentation
bin111111010110100100…
…011010111001101011
320111120201212121010211
4333112210122321223
52103303220143120
651125554321551
74625464461412
oct772644327153
9214521777124
1068024381035
1126937a98326
12112252892b7
136551058850
1434144a6479
151b81e6725a
hexfd691ae6b

68024381035 has 16 divisors (see below), whose sum is σ = 87913867104. Its totient is φ = 50230282752.

The previous prime is 68024381017. The next prime is 68024381057. The reversal of 68024381035 is 53018342086.

It is not a de Polignac number, because 68024381035 - 217 = 68024249963 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2040259 + ... + 2073331.

It is an arithmetic number, because the mean of its divisors is an integer number (5494616694).

Almost surely, 268024381035 is an apocalyptic number.

68024381035 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

68024381035 is a deficient number, since it is larger than the sum of its proper divisors (19889486069).

68024381035 is a wasteful number, since it uses less digits than its factorization.

68024381035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64734.

The product of its (nonzero) digits is 138240, while the sum is 40.

The spelling of 68024381035 in words is "sixty-eight billion, twenty-four million, three hundred eighty-one thousand, thirty-five".

Divisors: 1 5 13 65 31643 33073 158215 165365 411359 429949 2056795 2149745 1046528939 5232644695 13604876207 68024381035