Base | Representation |
---|---|
bin | 10001011011011000111001… |
… | …011101100011011001010001 |
3 | 101001101120100010211222221220 |
4 | 101123120321131203121101 |
5 | 40021304022301203011 |
6 | 431004013002035253 |
7 | 22100463305446230 |
oct | 2133307135433121 |
9 | 331346303758856 |
10 | 76648950412881 |
11 | 22471701301850 |
12 | 871b0b64a8b29 |
13 | 339cc71184342 |
14 | 14cdb86a90b17 |
15 | 8cdc35e67506 |
hex | 45b639763651 |
76648950412881 has 32 divisors (see below), whose sum is σ = 134911521589248. Its totient is φ = 37475422659840.
The previous prime is 76648950412861. The next prime is 76648950412897. The reversal of 76648950412881 is 18821405984667.
It is not a de Polignac number, because 76648950412881 - 29 = 76648950412369 is a prime.
It is a super-2 number, since 2×766489504128812 (a number of 29 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (76648950412861) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9759220725 + ... + 9759228578.
It is an arithmetic number, because the mean of its divisors is an integer number (4215985049664).
Almost surely, 276648950412881 is an apocalyptic number.
It is an amenable number.
76648950412881 is a deficient number, since it is larger than the sum of its proper divisors (58262571176367).
76648950412881 is a wasteful number, since it uses less digits than its factorization.
76648950412881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19518449341.
The product of its (nonzero) digits is 185794560, while the sum is 69.
The spelling of 76648950412881 in words is "seventy-six trillion, six hundred forty-eight billion, nine hundred fifty million, four hundred twelve thousand, eight hundred eighty-one".
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