Base | Representation |
---|---|
bin | 11111000000101010101… |
… | …100100101110010100010 |
3 | 21112201112110022002211011 |
4 | 133000222230211302202 |
5 | 234403312122023020 |
6 | 4310551020411134 |
7 | 306650444034010 |
oct | 37005254456242 |
9 | 7481473262734 |
10 | 2131020111010 |
11 | 75184032a46a |
12 | 2a500a3a6aaa |
13 | 125c53897b8b |
14 | 751db61d8b0 |
15 | 3a67569635a |
hex | 1f02ab25ca2 |
2131020111010 has 16 divisors (see below), whose sum is σ = 4383812799936. Its totient is φ = 730635466608.
The previous prime is 2131020111007. The next prime is 2131020111013. The reversal of 2131020111010 is 101110201312.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (2131020111007) and next prime (2131020111013).
It is not an unprimeable number, because it can be changed into a prime (2131020111013) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15221572152 + ... + 15221572291.
It is an arithmetic number, because the mean of its divisors is an integer number (273988299996).
Almost surely, 22131020111010 is an apocalyptic number.
2131020111010 is an abundant number, since it is smaller than the sum of its proper divisors (2252792688926).
2131020111010 is a wasteful number, since it uses less digits than its factorization.
2131020111010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30443144457.
The product of its (nonzero) digits is 12, while the sum is 13.
Adding to 2131020111010 its reverse (101110201312), we get a palindrome (2232130312322).
The spelling of 2131020111010 in words is "two trillion, one hundred thirty-one billion, twenty million, one hundred eleven thousand, ten".
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