Base | Representation |
---|---|
bin | 1111101011011… |
… | …01111000000000 |
3 | 100011111000022222 |
4 | 13311231320000 |
5 | 232132201143 |
6 | 21014550212 |
7 | 3154630130 |
oct | 765557000 |
9 | 304430288 |
10 | 131522048 |
11 | 68271509 |
12 | 38068368 |
13 | 2132c4c8 |
14 | 13678ac0 |
15 | b82e768 |
hex | 7d6de00 |
131522048 has 40 divisors (see below), whose sum is σ = 300336432. Its totient is φ = 56365056.
The previous prime is 131522023. The next prime is 131522051. The reversal of 131522048 is 840225131.
It is a super-2 number, since 2×1315220482 = 34596098220228608, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14765 + ... + 21932.
Almost surely, 2131522048 is an apocalyptic number.
It is an amenable number.
131522048 is an abundant number, since it is smaller than the sum of its proper divisors (168814384).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131522048 is an frugal number, since it uses more digits than its factorization.
131522048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36722 (or 36706 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 26.
The square root of 131522048 is about 11468.3062393712. The cubic root of 131522048 is about 508.5490581175.
Adding to 131522048 its reverse (840225131), we get a palindrome (971747179).
The spelling of 131522048 in words is "one hundred thirty-one million, five hundred twenty-two thousand, forty-eight".
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