Base | Representation |
---|---|
bin | 10010101110111… |
… | …01001111010110 |
3 | 101221200202001222 |
4 | 21113131033112 |
5 | 310212102042 |
6 | 23332050342 |
7 | 3615462560 |
oct | 1127351726 |
9 | 357622058 |
10 | 157144022 |
11 | 807816a2 |
12 | 447639b2 |
13 | 26730839 |
14 | 16c28330 |
15 | dbe12d2 |
hex | 95dd3d6 |
157144022 has 96 divisors (see below), whose sum is σ = 316016640. Its totient is φ = 57127680.
The previous prime is 157143967. The next prime is 157144033. The reversal of 157144022 is 220441751.
It is a junction number, because it is equal to n+sod(n) for n = 157143982 and 157144000.
It is a congruent number.
It is an unprimeable number.
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 47 ways as a sum of consecutive naturals, for example, 2663429 + ... + 2663487.
It is an arithmetic number, because the mean of its divisors is an integer number (3291840).
Almost surely, 2157144022 is an apocalyptic number.
157144022 is an abundant number, since it is smaller than the sum of its proper divisors (158872618).
157144022 is a wasteful number, since it uses less digits than its factorization.
157144022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154 (or 135 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 26.
The square root of 157144022 is about 12535.7098722011. The cubic root of 157144022 is about 539.6339792132.
Adding to 157144022 its reverse (220441751), we get a palindrome (377585773).
The spelling of 157144022 in words is "one hundred fifty-seven million, one hundred forty-four thousand, twenty-two".
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