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70023010 = 2517939119
BaseRepresentation
bin1000010110001…
…11011101100010
311212202112111211
410023013131202
5120411214020
610540500334
71510120501
oct413073542
9155675454
1070023010
1136587362
121b54a6aa
1311679145
14942a838
15623285a
hex42c7762

70023010 has 16 divisors (see below), whose sum is σ = 126748800. Its totient is φ = 27852016.

The previous prime is 70023001. The next prime is 70023043. The reversal of 70023010 is 1032007.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17770 + ... + 21349.

It is an arithmetic number, because the mean of its divisors is an integer number (7921800).

Almost surely, 270023010 is an apocalyptic number.

70023010 is a deficient number, since it is larger than the sum of its proper divisors (56725790).

70023010 is a wasteful number, since it uses less digits than its factorization.

70023010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39305.

The product of its (nonzero) digits is 42, while the sum is 13.

The square root of 70023010 is about 8367.9752628697. The cubic root of 70023010 is about 412.1736825456.

Adding to 70023010 its reverse (1032007), we get a palindrome (71055017).

The spelling of 70023010 in words is "seventy million, twenty-three thousand, ten".

Divisors: 1 2 5 10 179 358 895 1790 39119 78238 195595 391190 7002301 14004602 35011505 70023010