Base | Representation |
---|---|
bin | 111111100010010… |
… | …1101101001101000 |
3 | 12111120121212121112 |
4 | 1333010231221220 |
5 | 13331234120432 |
6 | 551314525452 |
7 | 103555131215 |
oct | 17704555150 |
9 | 5446555545 |
10 | 2131941992 |
11 | 9a4475634 |
12 | 4b5b96888 |
13 | 27c8c2a4b |
14 | 163202b0c |
15 | c72767b2 |
hex | 7f12da68 |
2131941992 has 16 divisors (see below), whose sum is σ = 4053693600. Its totient is φ = 1050957040.
The previous prime is 2131941947. The next prime is 2131941997. The reversal of 2131941992 is 2991491312.
It is not an unprimeable number, because it can be changed into a prime (2131941997) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1876142 + ... + 1877277.
It is an arithmetic number, because the mean of its divisors is an integer number (253355850).
Almost surely, 22131941992 is an apocalyptic number.
It is an amenable number.
2131941992 is a deficient number, since it is larger than the sum of its proper divisors (1921751608).
2131941992 is a wasteful number, since it uses less digits than its factorization.
2131941992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3753496 (or 3753492 counting only the distinct ones).
The product of its digits is 34992, while the sum is 41.
The square root of 2131941992 is about 46172.9573668397. The cubic root of 2131941992 is about 1287.0392591766.
The spelling of 2131941992 in words is "two billion, one hundred thirty-one million, nine hundred forty-one thousand, nine hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •