Base | Representation |
---|---|
bin | 100100111111000000… |
… | …1001100101011100000 |
3 | 21121000011121200202221 |
4 | 1021332001030223200 |
5 | 2300124423421444 |
6 | 100253044320424 |
7 | 5511122632246 |
oct | 1117601145340 |
9 | 247004550687 |
10 | 79423654624 |
11 | 30757645296 |
12 | 134869a3114 |
13 | 76498cbc52 |
14 | 3bb63cc796 |
15 | 20ecac4a84 |
hex | 127e04cae0 |
79423654624 has 48 divisors (see below), whose sum is σ = 159966067968. Its totient is φ = 38800250752.
The previous prime is 79423654603. The next prime is 79423654649. The reversal of 79423654624 is 42645632497.
It is a congruent number.
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, 837867 + ... + 927829.
It is an arithmetic number, because the mean of its divisors is an integer number (3332626416).
Almost surely, 279423654624 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 79423654624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79983033984).
79423654624 is an abundant number, since it is smaller than the sum of its proper divisors (80542413344).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
79423654624 is a wasteful number, since it uses less digits than its factorization.
79423654624 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90607 (or 90599 counting only the distinct ones).
The product of its digits is 8709120, while the sum is 52.
The spelling of 79423654624 in words is "seventy-nine billion, four hundred twenty-three million, six hundred fifty-four thousand, six hundred twenty-four".
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