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72047088106 = 27101361714087
BaseRepresentation
bin100001100011001010…
…1110101000111101010
320212222002022021211121
41003012111311013222
52140023023304411
653033055045454
75130252100360
oct1030625650752
9225862267747
1072047088106
1128611780724
1211b6851088a
136a4259a8a6
1436b684b630
151d1a1c5571
hex10c65751ea

72047088106 has 32 divisors (see below), whose sum is σ = 124775500032. Its totient is φ = 30560985600.

The previous prime is 72047088101. The next prime is 72047088233. The reversal of 72047088106 is 60188074027.

It is not an unprimeable number, because it can be changed into a prime (72047088101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5107395 + ... + 5121481.

It is an arithmetic number, because the mean of its divisors is an integer number (3899234376).

Almost surely, 272047088106 is an apocalyptic number.

72047088106 is a deficient number, since it is larger than the sum of its proper divisors (52728411926).

72047088106 is a wasteful number, since it uses less digits than its factorization.

72047088106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17814.

The product of its (nonzero) digits is 150528, while the sum is 43.

The spelling of 72047088106 in words is "seventy-two billion, forty-seven million, eighty-eight thousand, one hundred six".

Divisors: 1 2 7 14 101 202 707 1414 3617 7234 14087 25319 28174 50638 98609 197218 365317 730634 1422787 2557219 2845574 5114438 9959509 19919018 50952679 101905358 356668753 713337506 5146220579 10292441158 36023544053 72047088106