Search a number
-
+
108055495992 = 233191231192497
BaseRepresentation
bin110010010100010011…
…1000000010100111000
3101022220120110221100010
41210220213000110320
53232244201332432
6121350124141520
710543500363363
oct1445047002470
9338816427303
10108055495992
114190a568504
1218b376978a0
13a2606b3712
145330c530da
152c265483cc
hex19289c0538

108055495992 has 64 divisors (see below), whose sum is σ = 284589043200. Its totient is φ = 34094891520.

The previous prime is 108055495981. The next prime is 108055495993. The reversal of 108055495992 is 299594550801.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108055495993) 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, 465088 + ... + 657584.

It is an arithmetic number, because the mean of its divisors is an integer number (4446703800).

Almost surely, 2108055495992 is an apocalyptic number.

108055495992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

108055495992 is an abundant number, since it is smaller than the sum of its proper divisors (176533547208).

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

108055495992 is a wasteful number, since it uses less digits than its factorization.

108055495992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193756 (or 193752 counting only the distinct ones).

The product of its (nonzero) digits is 5832000, while the sum is 57.

The spelling of 108055495992 in words is "one hundred eight billion, fifty-five million, four hundred ninety-five thousand, nine hundred ninety-two".

Divisors: 1 2 3 4 6 8 12 19 24 38 57 76 114 152 228 456 1231 2462 3693 4924 7386 9848 14772 23389 29544 46778 70167 93556 140334 187112 192497 280668 384994 561336 577491 769988 1154982 1539976 2309964 3657443 4619928 7314886 10972329 14629772 21944658 29259544 43889316 87778632 236963807 473927614 710891421 947855228 1421782842 1895710456 2843565684 4502312333 5687131368 9004624666 13506936999 18009249332 27013873998 36018498664 54027747996 108055495992