Base | Representation |
---|---|
bin | 11101111001011001000100… |
… | …001100011010010110010000 |
3 | 122020120001122010100222001102 |
4 | 131321121010030122112100 |
5 | 114213241413330412310 |
6 | 1143352230321523532 |
7 | 36460433124620222 |
oct | 3571310414322620 |
9 | 566501563328042 |
10 | 131487272904080 |
11 | 38994491763025 |
12 | 128b71457a35a8 |
13 | 584a272ccb6b2 |
14 | 246803741c412 |
15 | 103044444b8a5 |
hex | 77964431a590 |
131487272904080 has 40 divisors (see below), whose sum is σ = 305714979250944. Its totient is φ = 52593692860800.
The previous prime is 131487272904079. The next prime is 131487272904131. The reversal of 131487272904080 is 80409272784131.
It is a tau number, because it is divible by the number of its divisors (40).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15519776 + ... + 22446335.
Almost surely, 2131487272904080 is an apocalyptic number.
131487272904080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
131487272904080 is an abundant number, since it is smaller than the sum of its proper divisors (174227706346864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131487272904080 is a wasteful number, since it uses less digits than its factorization.
131487272904080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38009415 (or 38009409 counting only the distinct ones).
The product of its (nonzero) digits is 5419008, while the sum is 56.
The spelling of 131487272904080 in words is "one hundred thirty-one trillion, four hundred eighty-seven billion, two hundred seventy-two million, nine hundred four thousand, eighty".
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