Base | Representation |
---|---|
bin | 100001100010110001… |
… | …0010011000111010000 |
3 | 20212221010212222110211 |
4 | 1003011202103013100 |
5 | 2140011044020342 |
6 | 53031453333504 |
7 | 5130026215531 |
oct | 1030542230720 |
9 | 225833788424 |
10 | 72033579472 |
11 | 28605094468 |
12 | 11b63a97294 |
13 | 6a3c84b00a |
14 | 36b4b32688 |
15 | 1d18e07c17 |
hex | 10c58931d0 |
72033579472 has 40 divisors (see below), whose sum is σ = 141904488960. Its totient is φ = 35413495680.
The previous prime is 72033579469. The next prime is 72033579479. The reversal of 72033579472 is 27497533027.
It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72033579479) 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, 3032313 + ... + 3055975.
It is an arithmetic number, because the mean of its divisors is an integer number (3547612224).
Almost surely, 272033579472 is an apocalyptic number.
It is an amenable number.
72033579472 is a deficient number, since it is larger than the sum of its proper divisors (69870909488).
72033579472 is a wasteful number, since it uses less digits than its factorization.
72033579472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26851 (or 26845 counting only the distinct ones).
The product of its (nonzero) digits is 2222640, while the sum is 49.
The spelling of 72033579472 in words is "seventy-two billion, thirty-three million, five hundred seventy-nine thousand, four hundred seventy-two".
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