Base | Representation |
---|---|
bin | 1011110000100000110… |
… | …0101100110101101111 |
3 | 201022101210112112020001 |
4 | 2330020030230311233 |
5 | 11302144224310111 |
6 | 232444210405131 |
7 | 20410526153332 |
oct | 2741014546557 |
9 | 638353475201 |
10 | 202001010031 |
11 | 787393386a7 |
12 | 331958907a7 |
13 | 16082a5b192 |
14 | 9ac3b60619 |
15 | 53c3e861c1 |
hex | 2f0832cd6f |
202001010031 has 2 divisors, whose sum is σ = 202001010032. Its totient is φ = 202001010030.
The previous prime is 202001009989. The next prime is 202001010067. The reversal of 202001010031 is 130010100202.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 202001010031 - 215 = 202000977263 is a prime.
It is a super-2 number, since 2×2020010100312 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (202001011031) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101000505015 + 101000505016.
It is an arithmetic number, because the mean of its divisors is an integer number (101000505016).
Almost surely, 2202001010031 is an apocalyptic number.
202001010031 is a deficient number, since it is larger than the sum of its proper divisors (1).
202001010031 is an equidigital number, since it uses as much as digits as its factorization.
202001010031 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 12, while the sum is 10.
Adding to 202001010031 its reverse (130010100202), we get a palindrome (332011110233).
The spelling of 202001010031 in words is "two hundred two billion, one million, ten thousand, thirty-one".
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