Base | Representation |
---|---|
bin | 1110101010000… |
… | …01110011101100 |
3 | 22120100122201121 |
4 | 13111001303230 |
5 | 222433443230 |
6 | 20111150324 |
7 | 3022040245 |
oct | 725016354 |
9 | 276318647 |
10 | 122952940 |
11 | 63449400 |
12 | 352153a4 |
13 | 1c61c026 |
14 | 12487ccc |
15 | abda77a |
hex | 7541cec |
122952940 has 108 divisors (see below), whose sum is σ = 302582448. Its totient is φ = 41856320.
The previous prime is 122952937. The next prime is 122952967. The reversal of 122952940 is 49259221.
It is a junction number, because it is equal to n+sod(n) for n = 122952896 and 122952905.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2615997 + ... + 2616043.
Almost surely, 2122952940 is an apocalyptic number.
122952940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 122952940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151291224).
122952940 is an abundant number, since it is smaller than the sum of its proper divisors (179629508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122952940 is a wasteful number, since it uses less digits than its factorization.
122952940 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148 (or 88 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 34.
The square root of 122952940 is about 11088.4146747856. The cubic root of 122952940 is about 497.2555502191.
The spelling of 122952940 in words is "one hundred twenty-two million, nine hundred fifty-two thousand, nine hundred forty".
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