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108123328765 = 5316071149209
BaseRepresentation
bin110010010110010100…
…1110001000011111101
3101100002022010012102001
41210230221301003331
53232414033010030
6121400550102301
710545253062514
oct1445451610375
9340068105361
10108123328765
1141944889251
1218b5634a991
13a27177395a
145339c6d67b
152c2c496cca
hex192ca710fd

108123328765 has 16 divisors (see below), whose sum is σ = 134154178560. Its totient is φ = 83570405760.

The previous prime is 108123328759. The next prime is 108123328769. The reversal of 108123328765 is 567823321801.

It is not a de Polignac number, because 108123328765 - 215 = 108123295997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108123328769) by changing a digit.

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, 480520 + ... + 668689.

It is an arithmetic number, because the mean of its divisors is an integer number (8384636160).

Almost surely, 2108123328765 is an apocalyptic number.

It is an amenable number.

108123328765 is a deficient number, since it is larger than the sum of its proper divisors (26030849795).

108123328765 is a wasteful number, since it uses less digits than its factorization.

108123328765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149852.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 108123328765 in words is "one hundred eight billion, one hundred twenty-three million, three hundred twenty-eight thousand, seven hundred sixty-five".

Divisors: 1 5 31 155 607 3035 18817 94085 1149209 5746045 35625479 178127395 697569863 3487849315 21624665753 108123328765