Base | Representation |
---|---|
bin | 11101010111111101… |
… | …010001110001000110 |
3 | 10000102002220222211112 |
4 | 131113331101301012 |
5 | 1004043323434142 |
6 | 22253421205022 |
7 | 2164413264533 |
oct | 352775216106 |
9 | 100362828745 |
10 | 31540452422 |
11 | 12415843806 |
12 | 6142a00772 |
13 | 2c8857bacb |
14 | 1752c7bd8a |
15 | c48eb4382 |
hex | 757f51c46 |
31540452422 has 8 divisors (see below), whose sum is σ = 47311752072. Its totient is φ = 15769868400.
The previous prime is 31540452397. The next prime is 31540452431. The reversal of 31540452422 is 22425404513.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50204 + ... + 256127.
It is an arithmetic number, because the mean of its divisors is an integer number (5913969009).
Almost surely, 231540452422 is an apocalyptic number.
31540452422 is a deficient number, since it is larger than the sum of its proper divisors (15771299650).
31540452422 is a wasteful number, since it uses less digits than its factorization.
31540452422 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 357814.
The product of its (nonzero) digits is 38400, while the sum is 32.
Adding to 31540452422 its reverse (22425404513), we get a palindrome (53965856935).
The spelling of 31540452422 in words is "thirty-one billion, five hundred forty million, four hundred fifty-two thousand, four hundred twenty-two".
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