Base | Representation |
---|---|
bin | 1110101001110… |
… | …10010010100011 |
3 | 22120022002111010 |
4 | 13110322102203 |
5 | 222432002042 |
6 | 20110352003 |
7 | 3021551415 |
oct | 724722243 |
9 | 276262433 |
10 | 122922147 |
11 | 63428257 |
12 | 351bb603 |
13 | 1c60acca |
14 | 1247a9b5 |
15 | abd159c |
hex | 753a4a3 |
122922147 has 8 divisors (see below), whose sum is σ = 165147840. Its totient is φ = 81322280.
The previous prime is 122922127. The next prime is 122922167. The reversal of 122922147 is 741229221.
It is an interprime number because it is at equal distance from previous prime (122922127) and next prime (122922167).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 122922147 - 212 = 122918051 is a prime.
It is not an unprimeable number, because it can be changed into a prime (122922127) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155997 + ... + 156782.
It is an arithmetic number, because the mean of its divisors is an integer number (20643480).
Almost surely, 2122922147 is an apocalyptic number.
122922147 is a deficient number, since it is larger than the sum of its proper divisors (42225693).
122922147 is a wasteful number, since it uses less digits than its factorization.
122922147 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 312913.
The product of its digits is 4032, while the sum is 30.
The square root of 122922147 is about 11087.0260665338. The cubic root of 122922147 is about 497.2140349624.
The spelling of 122922147 in words is "one hundred twenty-two million, nine hundred twenty-two thousand, one hundred forty-seven".
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