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108690237876 = 223111017780909
BaseRepresentation
bin110010100111001110…
…0010110100110110100
3101101112210212011111210
41211032130112212310
53240044200103001
6121533121001420
710565305530663
oct1451634264664
9341483764453
10108690237876
1142105895480
1219094183270
13a33205472c
145391280dda
152c62129dd6
hex194e7169b4

108690237876 has 48 divisors (see below), whose sum is σ = 276696665280. Its totient is φ = 32932792320.

The previous prime is 108690237853. The next prime is 108690237961. The reversal of 108690237876 is 678732096801.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1302910 + ... + 1383818.

It is an arithmetic number, because the mean of its divisors is an integer number (5764513860).

Almost surely, 2108690237876 is an apocalyptic number.

It is an amenable number.

108690237876 is an abundant number, since it is smaller than the sum of its proper divisors (168006427404).

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

108690237876 is a wasteful number, since it uses less digits than its factorization.

108690237876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91104 (or 91102 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 57.

The spelling of 108690237876 in words is "one hundred eight billion, six hundred ninety million, two hundred thirty-seven thousand, eight hundred seventy-six".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 10177 20354 30531 40708 61062 80909 111947 122124 161818 223894 242727 323636 335841 447788 485454 671682 889999 970908 1343364 1779998 2669997 3559996 5339994 10679988 823410893 1646821786 2470232679 3293643572 4940465358 9057519823 9880930716 18115039646 27172559469 36230079292 54345118938 108690237876