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68470034 = 2192378341
BaseRepresentation
bin1000001010011…
…00010100010010
311202211122020012
410011030110102
5120012020114
610443314522
71460662043
oct405142422
9152748205
1068470034
1135716606
121ab1ba42
1311254319
1491448ca
15602763e
hex414c512

68470034 has 16 divisors (see below), whose sum is σ = 112812480. Its totient is φ = 31022640.

The previous prime is 68470027. The next prime is 68470037. The reversal of 68470034 is 43007486.

It is a happy number.

It is a super-2 number, since 2×684700342 = 9376291111922312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (68470037) 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, 38297 + ... + 40044.

It is an arithmetic number, because the mean of its divisors is an integer number (7050780).

Almost surely, 268470034 is an apocalyptic number.

68470034 is a deficient number, since it is larger than the sum of its proper divisors (44342446).

68470034 is a wasteful number, since it uses less digits than its factorization.

68470034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78385.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 68470034 is about 8274.6621683305. The cubic root of 68470034 is about 409.1038009465.

The spelling of 68470034 in words is "sixty-eight million, four hundred seventy thousand, thirty-four".

Divisors: 1 2 19 23 38 46 437 874 78341 156682 1488479 1801843 2976958 3603686 34235017 68470034