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108080803940 = 2255404040197
BaseRepresentation
bin110010010101000011…
…1100011000001100100
3101022222100002201022112
41210222013203001210
53232322141211230
6121352430420152
710544225450444
oct1445207430144
9338870081275
10108080803940
114192288376a
1218b44061658
13a265a04b35
145334360124
152c28896d95
hex192a1e3064

108080803940 has 12 divisors (see below), whose sum is σ = 226969688316. Its totient is φ = 43232321568.

The previous prime is 108080803921. The next prime is 108080803969. The reversal of 108080803940 is 49308080801.

It can be written as a sum of positive squares in 2 ways, for example, as 16567293796 + 91513510144 = 128714^2 + 302512^2 .

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2702020079 + ... + 2702020118.

It is an arithmetic number, because the mean of its divisors is an integer number (18914140693).

Almost surely, 2108080803940 is an apocalyptic number.

108080803940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

108080803940 is an abundant number, since it is smaller than the sum of its proper divisors (118888884376).

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

108080803940 is a wasteful number, since it uses less digits than its factorization.

108080803940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5404040206 (or 5404040204 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 41.

The spelling of 108080803940 in words is "one hundred eight billion, eighty million, eight hundred three thousand, nine hundred forty".

Divisors: 1 2 4 5 10 20 5404040197 10808080394 21616160788 27020200985 54040401970 108080803940