Base | Representation |
---|---|
bin | 11100111100000101… |
… | …000111101111010101 |
3 | 2222012111212001212020 |
4 | 130330011013233111 |
5 | 1002114110341303 |
6 | 22135152443353 |
7 | 2150003662350 |
oct | 347405075725 |
9 | 88174761766 |
10 | 31072746453 |
11 | 121a5834351 |
12 | 6032249559 |
13 | 2c126c2c08 |
14 | 170aad1297 |
15 | c1cdc9a53 |
hex | 73c147bd5 |
31072746453 has 16 divisors (see below), whose sum is σ = 47997565056. Its totient is φ = 17512623360.
The previous prime is 31072746443. The next prime is 31072746457. The reversal of 31072746453 is 35464727013.
It is not a de Polignac number, because 31072746453 - 26 = 31072746389 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31072746457) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10133088 + ... + 10136153.
It is an arithmetic number, because the mean of its divisors is an integer number (2999847816).
Almost surely, 231072746453 is an apocalyptic number.
It is an amenable number.
31072746453 is a deficient number, since it is larger than the sum of its proper divisors (16924818603).
31072746453 is a wasteful number, since it uses less digits than its factorization.
31072746453 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20269324.
The product of its (nonzero) digits is 423360, while the sum is 42.
The spelling of 31072746453 in words is "thirty-one billion, seventy-two million, seven hundred forty-six thousand, four hundred fifty-three".
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