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70207676 = 22711227947
BaseRepresentation
bin1000010111101…
…00100010111100
311220002220211022
410023310202330
5120433121201
610544443312
71511520050
oct413644274
9156086738
1070207676
11366a3080
121b619538
1311712206
149477c60
15626c41b
hex42f48bc

70207676 has 24 divisors (see below), whose sum is σ = 153181056. Its totient is φ = 27353520.

The previous prime is 70207667. The next prime is 70207693. The reversal of 70207676 is 67670207.

It is a congruent number.

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, 113666 + ... + 114281.

It is an arithmetic number, because the mean of its divisors is an integer number (6382544).

Almost surely, 270207676 is an apocalyptic number.

It is an amenable number.

70207676 is an abundant number, since it is smaller than the sum of its proper divisors (82973380).

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

70207676 is a wasteful number, since it uses less digits than its factorization.

70207676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227969 (or 227967 counting only the distinct ones).

The product of its (nonzero) digits is 24696, while the sum is 35.

The square root of 70207676 is about 8379.0020885545. The cubic root of 70207676 is about 412.5356952276.

Subtracting from 70207676 its sum of digits (35), we obtain a square (70207641 = 83792).

The spelling of 70207676 in words is "seventy million, two hundred seven thousand, six hundred seventy-six".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 227947 455894 911788 1595629 2507417 3191258 5014834 6382516 10029668 17551919 35103838 70207676