Base | Representation |
---|---|
bin | 1011010100110111… |
… | …0111011011110111 |
3 | 21211212212210200021 |
4 | 2311031313123313 |
5 | 22211304423111 |
6 | 1221404230011 |
7 | 135225134362 |
oct | 26515673367 |
9 | 7755783607 |
10 | 3040311031 |
11 | 13201a374a |
12 | 70a23b307 |
13 | 395b59814 |
14 | 20badb0d9 |
15 | 12bda7d71 |
hex | b53776f7 |
3040311031 has 4 divisors (see below), whose sum is σ = 3041561032. Its totient is φ = 3039061032.
The previous prime is 3040311013. The next prime is 3040311037. The reversal of 3040311031 is 1301130403.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 3040311031 - 211 = 3040308983 is a prime.
It is a super-2 number, since 2×30403110312 = 18486982330440565922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3040310996 and 3040311014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3040311037) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 621345 + ... + 626218.
It is an arithmetic number, because the mean of its divisors is an integer number (760390258).
Almost surely, 23040311031 is an apocalyptic number.
3040311031 is a deficient number, since it is larger than the sum of its proper divisors (1250001).
3040311031 is a wasteful number, since it uses less digits than its factorization.
3040311031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1250000.
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 3040311031 is about 55139.0155062638. The cubic root of 3040311031 is about 1448.6806915253.
Adding to 3040311031 its reverse (1301130403), we get a palindrome (4341441434).
The spelling of 3040311031 in words is "three billion, forty million, three hundred eleven thousand, thirty-one".
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