Base | Representation |
---|---|
bin | 1110100010110… |
… | …01001100000011 |
3 | 22111120020201101 |
4 | 13101121030003 |
5 | 222213001011 |
6 | 20034515231 |
7 | 3010661341 |
oct | 721311403 |
9 | 274506641 |
10 | 122000131 |
11 | 62958560 |
12 | 34a35b17 |
13 | 1c377436 |
14 | 122ba991 |
15 | aa9d2c1 |
hex | 7459303 |
122000131 has 4 divisors (see below), whose sum is σ = 133091064. Its totient is φ = 110909200.
The previous prime is 122000113. The next prime is 122000149. The reversal of 122000131 is 131000221.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (122000113) and next prime (122000149).
It is a cyclic number.
It is not a de Polignac number, because 122000131 - 27 = 122000003 is a prime.
It is a super-2 number, since 2×1220001312 = 29768063928034322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122000191) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5545450 + ... + 5545471.
It is an arithmetic number, because the mean of its divisors is an integer number (33272766).
Almost surely, 2122000131 is an apocalyptic number.
122000131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
122000131 is a deficient number, since it is larger than the sum of its proper divisors (11090933).
122000131 is a wasteful number, since it uses less digits than its factorization.
122000131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11090932.
The product of its (nonzero) digits is 12, while the sum is 10.
The square root of 122000131 is about 11045.3669472770. The cubic root of 122000131 is about 495.9677439026.
Adding to 122000131 its reverse (131000221), we get a palindrome (253000352).
The spelling of 122000131 in words is "one hundred twenty-two million, one hundred thirty-one", and thus it is an aban number.
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