Base | Representation |
---|---|
bin | 101010011100100… |
… | …100001011110100 |
3 | 1211122000000111221 |
4 | 222130210023310 |
5 | 2424301200231 |
6 | 154355240124 |
7 | 23435005411 |
oct | 5234441364 |
9 | 1748000457 |
10 | 712131316 |
11 | 335a85886 |
12 | 17a5a9044 |
13 | b46c90a0 |
14 | 6a815108 |
15 | 427bbd11 |
hex | 2a7242f4 |
712131316 has 24 divisors (see below), whose sum is σ = 1344125664. Its totient is φ = 328178400.
The previous prime is 712131281. The next prime is 712131317. The reversal of 712131316 is 613131217.
It is a super-2 number, since 2×7121313162 = 1014262022455783712, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (712131317) 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, 25491 + ... + 45541.
It is an arithmetic number, because the mean of its divisors is an integer number (56005236).
Almost surely, 2712131316 is an apocalyptic number.
It is an amenable number.
712131316 is a deficient number, since it is larger than the sum of its proper divisors (631994348).
712131316 is a wasteful number, since it uses less digits than its factorization.
712131316 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20751 (or 20749 counting only the distinct ones).
The product of its digits is 756, while the sum is 25.
The square root of 712131316 is about 26685.7886523895. The cubic root of 712131316 is about 893.0039120408.
Subtracting from 712131316 its reverse (613131217), we obtain a palindrome (99000099).
The spelling of 712131316 in words is "seven hundred twelve million, one hundred thirty-one thousand, three hundred sixteen".
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