Base | Representation |
---|---|
bin | 1011010000010011… |
… | …1101101010011111 |
3 | 21210112220212022110 |
4 | 2310010331222133 |
5 | 22141411400111 |
6 | 1215442445103 |
7 | 134603530233 |
oct | 26404755237 |
9 | 7715825273 |
10 | 3021200031 |
11 | 1310430333 |
12 | 703963793 |
13 | 391bc7c35 |
14 | 2093645c3 |
15 | 12a3805a6 |
hex | b413da9f |
3021200031 has 8 divisors (see below), whose sum is σ = 4028520960. Its totient is φ = 2014006232.
The previous prime is 3021200027. The next prime is 3021200057. The reversal of 3021200031 is 1300021203.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3021200031 - 22 = 3021200027 is a prime.
It is a super-2 number, since 2×30212000312 = 18255299254628801922, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3021200531) 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, 73426 + ... + 106928.
It is an arithmetic number, because the mean of its divisors is an integer number (503565120).
Almost surely, 23021200031 is an apocalyptic number.
3021200031 is a deficient number, since it is larger than the sum of its proper divisors (1007320929).
3021200031 is a wasteful number, since it uses less digits than its factorization.
3021200031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63565.
The product of its (nonzero) digits is 36, while the sum is 12.
The square root of 3021200031 is about 54965.4439716446. The cubic root of 3021200031 is about 1445.6389029833.
Adding to 3021200031 its reverse (1300021203), we get a palindrome (4321221234).
The spelling of 3021200031 in words is "three billion, twenty-one million, two hundred thousand, thirty-one".
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