Base | Representation |
---|---|
bin | 10101001001000… |
… | …000000010011100 |
3 | 220201101122211220 |
4 | 111021000002130 |
5 | 1211244242423 |
6 | 55110013340 |
7 | 11534511234 |
oct | 2511000234 |
9 | 821348756 |
10 | 354680988 |
11 | 172232092 |
12 | 9a947250 |
13 | 58634a0c |
14 | 35168cc4 |
15 | 212109e3 |
hex | 1524009c |
354680988 has 48 divisors (see below), whose sum is σ = 849139200. Its totient is φ = 115172224.
The previous prime is 354680983. The next prime is 354681017. The reversal of 354680988 is 889086453.
It is a super-2 number, since 2×3546809882 = 251597206497312288, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 354680988.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (354680983) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130063 + ... + 132761.
It is an arithmetic number, because the mean of its divisors is an integer number (17690400).
Almost surely, 2354680988 is an apocalyptic number.
It is an amenable number.
354680988 is an abundant number, since it is smaller than the sum of its proper divisors (494458212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
354680988 is a wasteful number, since it uses less digits than its factorization.
354680988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2986 (or 2984 counting only the distinct ones).
The product of its (nonzero) digits is 1658880, while the sum is 51.
The square root of 354680988 is about 18832.9760792074. The cubic root of 354680988 is about 707.8577150314.
The spelling of 354680988 in words is "three hundred fifty-four million, six hundred eighty thousand, nine hundred eighty-eight".
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