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108724213038 = 23719532570677
BaseRepresentation
bin110010101000001110…
…1111101010100101110
3101101122011210021200010
41211100131331110232
53240131344304123
6121540333114050
710566200363640
oct1452035752456
9341564707603
10108724213038
1142122a90521
12190a3628926
13a3390bbb8c
1453959a6890
152c650db993
hex195077d52e

108724213038 has 64 divisors (see below), whose sum is σ = 266527895040. Its totient is φ = 28873832832.

The previous prime is 108724213033. The next prime is 108724213097. The reversal of 108724213038 is 830312427801.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 108724212987 and 108724213005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108724213033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1243045 + ... + 1327632.

It is an arithmetic number, because the mean of its divisors is an integer number (4164498360).

Almost surely, 2108724213038 is an apocalyptic number.

108724213038 is an abundant number, since it is smaller than the sum of its proper divisors (157803682002).

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

108724213038 is a wasteful number, since it uses less digits than its factorization.

108724213038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2570761.

The product of its (nonzero) digits is 64512, while the sum is 39.

The spelling of 108724213038 in words is "one hundred eight billion, seven hundred twenty-four million, two hundred thirteen thousand, thirty-eight".

Divisors: 1 2 3 6 7 14 19 21 38 42 53 57 106 114 133 159 266 318 371 399 742 798 1007 1113 2014 2226 3021 6042 7049 14098 21147 42294 2570677 5141354 7712031 15424062 17994739 35989478 48842863 53984217 97685726 107968434 136245881 146528589 272491762 293057178 341900041 408737643 683800082 817475286 953721167 1025700123 1907442334 2051400246 2588671739 2861163501 5177343478 5722327002 7766015217 15532030434 18120702173 36241404346 54362106519 108724213038