Base | Representation |
---|---|
bin | 101111111101010000… |
… | …0110011001100100000 |
3 | 100211211100111021212001 |
4 | 1133322200303030200 |
5 | 3141404202300422 |
6 | 115151152013344 |
7 | 10304055221650 |
oct | 1377240631440 |
9 | 324740437761 |
10 | 102987150112 |
11 | 3a74961a200 |
12 | 17b62231254 |
13 | 99336451a2 |
14 | 4dada80360 |
15 | 2a2b5e1227 |
hex | 17fa833320 |
102987150112 has 72 divisors (see below), whose sum is σ = 254701758528. Its totient is φ = 40124853120.
The previous prime is 102987150089. The next prime is 102987150127. The reversal of 102987150112 is 211051789201.
It is a super-2 number, since 2×1029871501122 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1872748 + ... + 1926955.
It is an arithmetic number, because the mean of its divisors is an integer number (3537524424).
Almost surely, 2102987150112 is an apocalyptic number.
It is an amenable number.
102987150112 is an abundant number, since it is smaller than the sum of its proper divisors (151714608416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102987150112 is a wasteful number, since it uses less digits than its factorization.
102987150112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3799742 (or 3799723 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 37.
The spelling of 102987150112 in words is "one hundred two billion, nine hundred eighty-seven million, one hundred fifty thousand, one hundred twelve".
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