Base | Representation |
---|---|
bin | 10000111101111… |
… | …00111010110010 |
3 | 100220211012012122 |
4 | 20132330322302 |
5 | 242414102240 |
6 | 22042354242 |
7 | 3345540563 |
oct | 1036747262 |
9 | 326735178 |
10 | 142331570 |
11 | 733848a7 |
12 | 3b7bb982 |
13 | 23645684 |
14 | 14c9016a |
15 | c7674b5 |
hex | 87bceb2 |
142331570 has 16 divisors (see below), whose sum is σ = 259806528. Its totient is φ = 56130480.
The previous prime is 142331551. The next prime is 142331573. The reversal of 142331570 is 75133241.
It is not an unprimeable number, because it can be changed into a prime (142331573) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99524 + ... + 100943.
It is an arithmetic number, because the mean of its divisors is an integer number (16237908).
Almost surely, 2142331570 is an apocalyptic number.
142331570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142331570 is a deficient number, since it is larger than the sum of its proper divisors (117474958).
142331570 is a wasteful number, since it uses less digits than its factorization.
142331570 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 200545.
The product of its (nonzero) digits is 2520, while the sum is 26.
The square root of 142331570 is about 11930.2795440845. The cubic root of 142331570 is about 522.1160935350.
The spelling of 142331570 in words is "one hundred forty-two million, three hundred thirty-one thousand, five hundred seventy".
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