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70102674838 = 2740119736329
BaseRepresentation
bin100000101001001110…
…0011110110110010110
320200221120112212021101
41001102130132312112
52122032241043323
652112115340314
75031131622130
oct1012234366626
9220846485241
1070102674838
1127804150209
12117052b169a
1367c27b67b1
143570502050
151c54642dad
hex105271ed96

70102674838 has 32 divisors (see below), whose sum is σ = 120555812160. Its totient is φ = 29949158400.

The previous prime is 70102674823. The next prime is 70102674841. The reversal of 70102674838 is 83847620107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11073258 + ... + 11079586.

It is an arithmetic number, because the mean of its divisors is an integer number (3767369130).

Almost surely, 270102674838 is an apocalyptic number.

70102674838 is a deficient number, since it is larger than the sum of its proper divisors (50453137322).

70102674838 is a wasteful number, since it uses less digits than its factorization.

70102674838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8712.

The product of its (nonzero) digits is 451584, while the sum is 46.

The spelling of 70102674838 in words is "seventy billion, one hundred two million, six hundred seventy-four thousand, eight hundred thirty-eight".

Divisors: 1 2 7 14 401 802 1973 2807 3946 5614 6329 12658 13811 27622 44303 88606 791173 1582346 2537929 5075858 5538211 11076422 12487117 17765503 24974234 35531006 87409819 174819638 5007333917 10014667834 35051337419 70102674838