Base | Representation |
---|---|
bin | 10000100101111… |
… | …11010001101000 |
3 | 100200220212022202 |
4 | 20102333101220 |
5 | 241113223441 |
6 | 21451235332 |
7 | 3310066526 |
oct | 1022772150 |
9 | 320825282 |
10 | 139195496 |
11 | 71632700 |
12 | 3a748b48 |
13 | 22ab80cb |
14 | 146b5316 |
15 | c34819b |
hex | 84bf468 |
139195496 has 24 divisors (see below), whose sum is σ = 286877010. Its totient is φ = 63270240.
The previous prime is 139195493. The next prime is 139195499. The reversal of 139195496 is 694591931.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (139195493) and next prime (139195499).
It can be written as a sum of positive squares in only one way, i.e., 138532900 + 662596 = 11770^2 + 814^2 .
It is a super-2 number, since 2×1391954962 = 38750772213372032, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 139195496.
It is not an unprimeable number, because it can be changed into a prime (139195493) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 70931 + ... + 72866.
Almost surely, 2139195496 is an apocalyptic number.
It is an amenable number.
139195496 is an abundant number, since it is smaller than the sum of its proper divisors (147681514).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
139195496 is a wasteful number, since it uses less digits than its factorization.
139195496 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 143825 (or 143810 counting only the distinct ones).
The product of its digits is 262440, while the sum is 47.
The square root of 139195496 is about 11798.1140865818. The cubic root of 139195496 is about 518.2528840816.
The spelling of 139195496 in words is "one hundred thirty-nine million, one hundred ninety-five thousand, four hundred ninety-six".
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