Base | Representation |
---|---|
bin | 1111110011111… |
… | …10101011111000 |
3 | 100020120210011100 |
4 | 13321332223320 |
5 | 232423430410 |
6 | 21054531400 |
7 | 3200263011 |
oct | 771765370 |
9 | 306523140 |
10 | 132639480 |
11 | 68965006 |
12 | 38506b60 |
13 | 21630ccc |
14 | 1388a008 |
15 | b9a08c0 |
hex | 7e7eaf8 |
132639480 has 48 divisors (see below), whose sum is σ = 431079480. Its totient is φ = 35370432.
The previous prime is 132639473. The next prime is 132639497. The reversal of 132639480 is 84936231.
132639480 is a `hidden beast` number, since 13 + 2 + 639 + 4 + 8 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 183862 + ... + 184581.
Almost surely, 2132639480 is an apocalyptic number.
132639480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
132639480 is an abundant number, since it is smaller than the sum of its proper divisors (298440000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
132639480 is a wasteful number, since it uses less digits than its factorization.
132639480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 368460 (or 368453 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 36.
The square root of 132639480 is about 11516.9214636551. The cubic root of 132639480 is about 509.9852360201.
The spelling of 132639480 in words is "one hundred thirty-two million, six hundred thirty-nine thousand, four hundred eighty".
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