Base | Representation |
---|---|
bin | 10001000000110… |
… | …01101010110011 |
3 | 100221112111100012 |
4 | 20200121222303 |
5 | 243013231400 |
6 | 22054445135 |
7 | 3352012304 |
oct | 1040315263 |
9 | 327474305 |
10 | 142711475 |
11 | 73614275 |
12 | 3b9637ab |
13 | 2374957a |
14 | 14d4c7ab |
15 | c7ded35 |
hex | 8819ab3 |
142711475 has 12 divisors (see below), whose sum is σ = 177466320. Its totient is φ = 113844000.
The previous prime is 142711469. The next prime is 142711477. The reversal of 142711475 is 574117241.
It is not a de Polignac number, because 142711475 - 212 = 142707379 is a prime.
It is not an unprimeable number, because it can be changed into a prime (142711477) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1025 + ... + 16925.
It is an arithmetic number, because the mean of its divisors is an integer number (14788860).
Almost surely, 2142711475 is an apocalyptic number.
142711475 is a deficient number, since it is larger than the sum of its proper divisors (34754845).
142711475 is a wasteful number, since it uses less digits than its factorization.
142711475 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16270 (or 16265 counting only the distinct ones).
The product of its digits is 7840, while the sum is 32.
The square root of 142711475 is about 11946.1908154859. The cubic root of 142711475 is about 522.5802170744.
The spelling of 142711475 in words is "one hundred forty-two million, seven hundred eleven thousand, four hundred seventy-five".
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