Search a number
-
+
87100295190996 = 223191053136275647
BaseRepresentation
bin10011110011011110011110…
…001001111001100111010100
3102102101201002022220121011210
4103303132132021321213110
542404022401032102441
6505125153452101420
724226534340336313
oct2363363611714724
9372351068817153
1087100295190996
1125831033a3198a
129928754764870
13397a6a41a31b9
14177196912c27a
15a10a2a231616
hex4f379e2799d4

87100295190996 has 48 divisors (see below), whose sum is σ = 213950869852160. Its totient is φ = 27502743771360.

The previous prime is 87100295190913. The next prime is 87100295191033. The reversal of 87100295190996 is 69909159200178.

87100295190996 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×871002951909962 (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15736756 + ... + 20538891.

Almost surely, 287100295190996 is an apocalyptic number.

It is an amenable number.

87100295190996 is an abundant number, since it is smaller than the sum of its proper divisors (126850574661164).

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

87100295190996 is a wasteful number, since it uses less digits than its factorization.

87100295190996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36286204 (or 36286202 counting only the distinct ones).

The product of its (nonzero) digits is 22044960, while the sum is 66.

The spelling of 87100295190996 in words is "eighty-seven trillion, one hundred billion, two hundred ninety-five million, one hundred ninety thousand, nine hundred ninety-six".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 10531 21062 31593 42124 63186 126372 200089 400178 600267 800356 1200534 2401068 36275647 72551294 108826941 145102588 217653882 435307764 689237293 1378474586 2067711879 2756949172 4135423758 8270847516 382018838557 764037677114 1146056515671 1528075354228 2292113031342 4584226062684 7258357932583 14516715865166 21775073797749 29033431730332 43550147595498 87100295190996