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70214382280 = 2357250765651
BaseRepresentation
bin100000101100100011…
…0100111001011001000
320201020100202012002001
41001121012213023020
52122244340213110
652131145520344
75033656254610
oct1013106471310
9221210665061
1070214382280
1127861208709
12117367a30b4
13680c999083
14358129da40
151c5e35b63a
hex10591a72c8

70214382280 has 32 divisors (see below), whose sum is σ = 180551269440. Its totient is φ = 24073502400.

The previous prime is 70214382253. The next prime is 70214382289. The reversal of 70214382280 is 8228341207.

It is not an unprimeable number, because it can be changed into a prime (70214382289) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125382546 + ... + 125383105.

It is an arithmetic number, because the mean of its divisors is an integer number (5642227170).

Almost surely, 270214382280 is an apocalyptic number.

70214382280 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

70214382280 is an abundant number, since it is smaller than the sum of its proper divisors (110336887160).

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

70214382280 is a wasteful number, since it uses less digits than its factorization.

70214382280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250765669 (or 250765665 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 37.

The spelling of 70214382280 in words is "seventy billion, two hundred fourteen million, three hundred eighty-two thousand, two hundred eighty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 250765651 501531302 1003062604 1253828255 1755359557 2006125208 2507656510 3510719114 5015313020 7021438228 8776797785 10030626040 14042876456 17553595570 35107191140 70214382280