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70069010 = 25114713553
BaseRepresentation
bin1000010110100…
…10101100010010
311212211212121112
410023102230102
5120414202020
610541453322
71510401554
oct413225422
9155755545
1070069010
1136608980
121b571242
131169406b
14943d4d4
1562412c5
hex42d2b12

70069010 has 32 divisors (see below), whose sum is σ = 140527872. Its totient is φ = 24935680.

The previous prime is 70069007. The next prime is 70069033. The reversal of 70069010 is 1096007.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1607 + ... + 11946.

It is an arithmetic number, because the mean of its divisors is an integer number (4391496).

Almost surely, 270069010 is an apocalyptic number.

70069010 is an abundant number, since it is smaller than the sum of its proper divisors (70458862).

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

70069010 is a wasteful number, since it uses less digits than its factorization.

70069010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13618.

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 70069010 is about 8370.7233857057. The cubic root of 70069010 is about 412.2639187843.

The spelling of 70069010 in words is "seventy million, sixty-nine thousand, ten".

Divisors: 1 2 5 10 11 22 47 55 94 110 235 470 517 1034 2585 5170 13553 27106 67765 135530 149083 298166 636991 745415 1273982 1490830 3184955 6369910 7006901 14013802 35034505 70069010