Base | Representation |
---|---|
bin | 100001110010000110… |
… | …1110100110001010000 |
3 | 20221021000102210112022 |
4 | 1003210031310301100 |
5 | 2142034331243000 |
6 | 53154521551012 |
7 | 5145546266132 |
oct | 1034415646120 |
9 | 227230383468 |
10 | 72548306000 |
11 | 2884969a095 |
12 | 12088345468 |
13 | 6ac238b121 |
14 | 372323d052 |
15 | 1d491ce585 |
hex | 10e4374c50 |
72548306000 has 40 divisors (see below), whose sum is σ = 175421808744. Its totient is φ = 29019321600.
The previous prime is 72548305993. The next prime is 72548306009. The reversal of 72548306000 is 60384527.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 705008704 + 71843297296 = 26552^2 + 268036^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72548306009) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18135077 + ... + 18139076.
Almost surely, 272548306000 is an apocalyptic number.
It is an amenable number.
72548306000 is an abundant number, since it is smaller than the sum of its proper divisors (102873502744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72548306000 is a wasteful number, since it uses less digits than its factorization.
72548306000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36274176 (or 36274160 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 35.
The spelling of 72548306000 in words is "seventy-two billion, five hundred forty-eight million, three hundred six thousand".
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