Base | Representation |
---|---|
bin | 1111101110010… |
… | …10111000101110 |
3 | 100012012100221010 |
4 | 13313022320232 |
5 | 232231344042 |
6 | 21031050050 |
7 | 3161104626 |
oct | 767127056 |
9 | 305170833 |
10 | 131903022 |
11 | 68501769 |
12 | 38210926 |
13 | 21433a34 |
14 | 13737886 |
15 | b8a759c |
hex | 7dcae2e |
131903022 has 16 divisors (see below), whose sum is σ = 275276160. Its totient is φ = 42055992.
The previous prime is 131903003. The next prime is 131903041. The reversal of 131903022 is 220309131.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (131903003) and next prime (131903041).
It is a self number, because there is not a number n which added to its sum of digits gives 131903022.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 477772 + ... + 478047.
It is an arithmetic number, because the mean of its divisors is an integer number (17204760).
Almost surely, 2131903022 is an apocalyptic number.
131903022 is an abundant number, since it is smaller than the sum of its proper divisors (143373138).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131903022 is a wasteful number, since it uses less digits than its factorization.
131903022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 955847.
The product of its (nonzero) digits is 324, while the sum is 21.
The square root of 131903022 is about 11484.9040918938. The cubic root of 131903022 is about 509.0396151571.
The spelling of 131903022 in words is "one hundred thirty-one million, nine hundred three thousand, twenty-two".
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