Base | Representation |
---|---|
bin | 1110100011010… |
… | …10111010111101 |
3 | 22111200221100112 |
4 | 13101222322331 |
5 | 222222312030 |
6 | 20040235405 |
7 | 3011413163 |
oct | 721527275 |
9 | 274627315 |
10 | 122072765 |
11 | 629a8091 |
12 | 34a6bb65 |
13 | 1c3a1509 |
14 | 122d9233 |
15 | aab4a95 |
hex | 746aebd |
122072765 has 8 divisors (see below), whose sum is σ = 147045888. Its totient is φ = 97285840.
The previous prime is 122072759. The next prime is 122072789. The reversal of 122072765 is 567270221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 122072765 - 24 = 122072749 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45101 + ... + 47730.
It is an arithmetic number, because the mean of its divisors is an integer number (18380736).
Almost surely, 2122072765 is an apocalyptic number.
It is an amenable number.
122072765 is a deficient number, since it is larger than the sum of its proper divisors (24973123).
122072765 is an equidigital number, since it uses as much as digits as its factorization.
122072765 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 93099.
The product of its (nonzero) digits is 11760, while the sum is 32.
The square root of 122072765 is about 11048.6544429627. The cubic root of 122072765 is about 496.0661508307.
The spelling of 122072765 in words is "one hundred twenty-two million, seventy-two thousand, seven hundred sixty-five".
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