Base | Representation |
---|---|
bin | 10010110101010101… |
… | …10111011011101100 |
3 | 222002122212011122212 |
4 | 21122222313123230 |
5 | 131201421334012 |
6 | 4351152225552 |
7 | 505364053160 |
oct | 113252673354 |
9 | 28078764585 |
10 | 10111121132 |
11 | 4319511a62 |
12 | 1b6223b2b8 |
13 | c51a25c18 |
14 | 6bcc0aca0 |
15 | 3e2a0cb22 |
hex | 25aab76ec |
10111121132 has 12 divisors (see below), whose sum is σ = 20222242320. Its totient is φ = 4333337616.
The previous prime is 10111121099. The next prime is 10111121173. The reversal of 10111121132 is 23112111101.
10111121132 is an admirable number.
It is a super-2 number, since 2×101111211322 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180555707 + ... + 180555762.
It is an arithmetic number, because the mean of its divisors is an integer number (1685186860).
Almost surely, 210111121132 is an apocalyptic number.
It is an amenable number.
10111121132 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10111121132 is a wasteful number, since it uses less digits than its factorization.
10111121132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 361111480 (or 361111478 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 14.
Adding to 10111121132 its reverse (23112111101), we get a palindrome (33223232233).
The spelling of 10111121132 in words is "ten billion, one hundred eleven million, one hundred twenty-one thousand, one hundred thirty-two".
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