Base | Representation |
---|---|
bin | 10000100101000011000101… |
… | …110100000100000001111000 |
3 | 100120011120112122222200011110 |
4 | 100211003011310010001320 |
5 | 34024113232443421230 |
6 | 415024313200000320 |
7 | 21233624555166306 |
oct | 2045030564040170 |
9 | 316146478880143 |
10 | 72914683576440 |
11 | 21261a41aa7042 |
12 | 82174300000a0 |
13 | 318ba95b44b34 |
14 | 14011378b5276 |
15 | 866a2915e4b0 |
hex | 4250c5d04078 |
72914683576440 has 64 divisors (see below), whose sum is σ = 220750876922400. Its totient is φ = 19265531069952.
The previous prime is 72914683576439. The next prime is 72914683576499. The reversal of 72914683576440 is 4467538641927.
It is a hoax number, since the sum of its digits (66) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2787245467 + ... + 2787271626.
It is a 2-persistent number, because it is pandigital, and so is 2⋅72914683576440 = 145829367152880, but 3⋅72914683576440 = 218744050729320 is not.
Almost surely, 272914683576440 is an apocalyptic number.
It is an amenable number.
72914683576440 is an abundant number, since it is smaller than the sum of its proper divisors (147836193345960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72914683576440 is a wasteful number, since it uses less digits than its factorization.
72914683576440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5574517216 (or 5574517212 counting only the distinct ones).
The product of its (nonzero) digits is 243855360, while the sum is 66.
The spelling of 72914683576440 in words is "seventy-two trillion, nine hundred fourteen billion, six hundred eighty-three million, five hundred seventy-six thousand, four hundred forty".
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