Base | Representation |
---|---|
bin | 101100001000010… |
… | …111000100001011 |
3 | 1220121011122221200 |
4 | 230020113010023 |
5 | 3004014423011 |
6 | 201245035243 |
7 | 24230126616 |
oct | 5410270413 |
9 | 1817148850 |
10 | 740389131 |
11 | 34aa26349 |
12 | 187b55b23 |
13 | ba5110a1 |
14 | 7048d17d |
15 | 44eee856 |
hex | 2c21710b |
740389131 has 24 divisors (see below), whose sum is σ = 1138410000. Its totient is φ = 462350592.
The previous prime is 740389127. The next prime is 740389189. The reversal of 740389131 is 131983047.
It is a happy number.
It is not a de Polignac number, because 740389131 - 22 = 740389127 is a prime.
It is a super-2 number, since 2×7403891312 = 1096352130605870322, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (740389231) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9106 + ... + 39543.
It is an arithmetic number, because the mean of its divisors is an integer number (47433750).
Almost surely, 2740389131 is an apocalyptic number.
740389131 is a deficient number, since it is larger than the sum of its proper divisors (398020869).
740389131 is a wasteful number, since it uses less digits than its factorization.
740389131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48763 (or 48760 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 36.
The square root of 740389131 is about 27210.0924474725. The cubic root of 740389131 is about 904.6626871894.
The spelling of 740389131 in words is "seven hundred forty million, three hundred eighty-nine thousand, one hundred thirty-one".
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