Base | Representation |
---|---|
bin | 100001110000010011… |
… | …1111001101101000000 |
3 | 20221002211000121122020 |
4 | 1003200213321231000 |
5 | 2141423414024323 |
6 | 53144530041440 |
7 | 5144215054302 |
oct | 1034047715500 |
9 | 227084017566 |
10 | 72488033088 |
11 | 28818672169 |
12 | 12070119280 |
13 | 6ab2a46b93 |
14 | 371922d972 |
15 | 1d43c75ae3 |
hex | 10e09f9b40 |
72488033088 has 112 divisors (see below), whose sum is σ = 198483224064. Its totient is φ = 23323576320.
The previous prime is 72488033039. The next prime is 72488033131. The reversal of 72488033088 is 88033088427.
It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 72488033088.
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, 2347606 + ... + 2378282.
Almost surely, 272488033088 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 72488033088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99241612032).
72488033088 is an abundant number, since it is smaller than the sum of its proper divisors (125995190976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72488033088 is a wasteful number, since it uses less digits than its factorization.
72488033088 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31120 (or 31110 counting only the distinct ones).
The product of its (nonzero) digits is 2064384, while the sum is 51.
The spelling of 72488033088 in words is "seventy-two billion, four hundred eighty-eight million, thirty-three thousand, eighty-eight".
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