Base | Representation |
---|---|
bin | 11101011000000011… |
… | …101100011000110100 |
3 | 10000102020002102222012 |
4 | 131120003230120310 |
5 | 1004044241244244 |
6 | 22253521223352 |
7 | 2164433501201 |
oct | 353003543064 |
9 | 100366072865 |
10 | 31542134324 |
11 | 12416792408 |
12 | 6143491b58 |
13 | 2c88a1a50c |
14 | 1753198ca8 |
15 | c491e789e |
hex | 7580ec634 |
31542134324 has 12 divisors (see below), whose sum is σ = 56979339648. Its totient is φ = 15262323000.
The previous prime is 31542134321. The next prime is 31542134333. The reversal of 31542134324 is 42343124513.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31542134321) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127185902 + ... + 127186149.
It is an arithmetic number, because the mean of its divisors is an integer number (4748278304).
Almost surely, 231542134324 is an apocalyptic number.
It is an amenable number.
31542134324 is a deficient number, since it is larger than the sum of its proper divisors (25437205324).
31542134324 is a wasteful number, since it uses less digits than its factorization.
31542134324 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 254372086 (or 254372084 counting only the distinct ones).
The product of its digits is 34560, while the sum is 32.
Adding to 31542134324 its reverse (42343124513), we get a palindrome (73885258837).
The spelling of 31542134324 in words is "thirty-one billion, five hundred forty-two million, one hundred thirty-four thousand, three hundred twenty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •