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69143034 = 2311523839
BaseRepresentation
bin1000001111100…
…00100111111010
311211002211102010
410013300213322
5120200034114
610505550350
71466464122
oct407604772
9154084363
1069143034
1136036204
121b1a53b6
131142b74c
14927bc82
15610bc59
hex41f09fa

69143034 has 8 divisors (see below), whose sum is σ = 138286080. Its totient is φ = 23047676.

The previous prime is 69143017. The next prime is 69143059. The reversal of 69143034 is 43034196.

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

69143034 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 69142992 and 69143010.

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, 5761914 + ... + 5761925.

It is an arithmetic number, because the mean of its divisors is an integer number (17285760).

Almost surely, 269143034 is an apocalyptic number.

69143034 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.

69143034 is a wasteful number, since it uses less digits than its factorization.

69143034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11523844.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 69143034 is about 8315.2290407421. The cubic root of 69143034 is about 410.4398096231.

The spelling of 69143034 in words is "sixty-nine million, one hundred forty-three thousand, thirty-four".

Divisors: 1 2 3 6 11523839 23047678 34571517 69143034