Base | Representation |
---|---|
bin | 10000100110100… |
… | …01101100101001 |
3 | 100201001200211110 |
4 | 20103101230221 |
5 | 241123132303 |
6 | 21453020533 |
7 | 3310532523 |
oct | 1023215451 |
9 | 321050743 |
10 | 139270953 |
11 | 71684368 |
12 | 3a784749 |
13 | 22b13563 |
14 | 146d4a13 |
15 | c360703 |
hex | 84d1b29 |
139270953 has 8 divisors (see below), whose sum is σ = 196617888. Its totient is φ = 87385664.
The previous prime is 139270939. The next prime is 139270961. The reversal of 139270953 is 359072931.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 139270953 - 25 = 139270921 is a prime.
It is not an unprimeable number, because it can be changed into a prime (139270903) 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, 1365351 + ... + 1365452.
It is an arithmetic number, because the mean of its divisors is an integer number (24577236).
Almost surely, 2139270953 is an apocalyptic number.
It is an amenable number.
139270953 is a deficient number, since it is larger than the sum of its proper divisors (57346935).
139270953 is a wasteful number, since it uses less digits than its factorization.
139270953 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2730823.
The product of its (nonzero) digits is 51030, while the sum is 39.
The square root of 139270953 is about 11801.3114949145. The cubic root of 139270953 is about 518.3465143709.
The spelling of 139270953 in words is "one hundred thirty-nine million, two hundred seventy thousand, nine hundred fifty-three".
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