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70975002 = 2371689881
BaseRepresentation
bin1000011101011…
…11111000011010
311221112220101210
410032233320122
5121132200002
611013123550
71521164130
oct416577032
9157486353
1070975002
113707762a
121b9295b6
1311920557
1495d7750
15636e96c
hex43afe1a

70975002 has 16 divisors (see below), whose sum is σ = 162228672. Its totient is φ = 20278560.

The previous prime is 70974989. The next prime is 70975031. The reversal of 70975002 is 20057907.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 844899 + ... + 844982.

It is an arithmetic number, because the mean of its divisors is an integer number (10139292).

Almost surely, 270975002 is an apocalyptic number.

70975002 is an abundant number, since it is smaller than the sum of its proper divisors (91253670).

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

70975002 is a wasteful number, since it uses less digits than its factorization.

70975002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1689893.

The product of its (nonzero) digits is 4410, while the sum is 30.

The square root of 70975002 is about 8424.6662841919. Note that the first 3 decimals coincide. The cubic root of 70975002 is about 414.0331719785.

The spelling of 70975002 in words is "seventy million, nine hundred seventy-five thousand, two".

Divisors: 1 2 3 6 7 14 21 42 1689881 3379762 5069643 10139286 11829167 23658334 35487501 70975002