Base | Representation |
---|---|
bin | 10001000010110… |
… | …10011110111011 |
3 | 100222000222111210 |
4 | 20201122132323 |
5 | 243100230310 |
6 | 22104254203 |
7 | 3354166302 |
oct | 1041323673 |
9 | 328028453 |
10 | 142976955 |
11 | 73785780 |
12 | 3ba71363 |
13 | 23810364 |
14 | 14dbb439 |
15 | c843820 |
hex | 885a7bb |
142976955 has 32 divisors (see below), whose sum is σ = 250698240. Its totient is φ = 69006080.
The previous prime is 142976941. The next prime is 142976971. The reversal of 142976955 is 559679241.
It is not a de Polignac number, because 142976955 - 211 = 142974907 is a prime.
It is a super-2 number, since 2×1429769552 = 40884819322144050, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36586 + ... + 40304.
It is an arithmetic number, because the mean of its divisors is an integer number (7834320).
Almost surely, 2142976955 is an apocalyptic number.
142976955 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
142976955 is a deficient number, since it is larger than the sum of its proper divisors (107721285).
142976955 is a wasteful number, since it uses less digits than its factorization.
142976955 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3971.
The product of its digits is 680400, while the sum is 48.
The square root of 142976955 is about 11957.2971444219. The cubic root of 142976955 is about 522.9040608239.
The spelling of 142976955 in words is "one hundred forty-two million, nine hundred seventy-six thousand, nine hundred fifty-five".
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