Base | Representation |
---|---|
bin | 101111000101011000… |
… | …0000011110001111100 |
3 | 100122222200020222102010 |
4 | 1132022300003301330 |
5 | 3124034144231022 |
6 | 114241131131220 |
7 | 10206436454265 |
oct | 1361260036174 |
9 | 318880228363 |
10 | 101112102012 |
11 | 39977166879 |
12 | 1771a2a3b10 |
13 | 96c503997c |
14 | 4c72a2d96c |
15 | 296bbb150c |
hex | 178ac03c7c |
101112102012 has 24 divisors (see below), whose sum is σ = 238133177856. Its totient is φ = 33389042608.
The previous prime is 101112101971. The next prime is 101112102059. The reversal of 101112102012 is 210201211101.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39372588 + ... + 39375155.
It is an arithmetic number, because the mean of its divisors is an integer number (9922215744).
Almost surely, 2101112102012 is an apocalyptic number.
101112102012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
101112102012 is an abundant number, since it is smaller than the sum of its proper divisors (137021075844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101112102012 is a wasteful number, since it uses less digits than its factorization.
101112102012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78747857 (or 78747855 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 101112102012 its reverse (210201211101), we get a palindrome (311313313113).
The spelling of 101112102012 in words is "one hundred one billion, one hundred twelve million, one hundred two thousand, twelve".
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