Base | Representation |
---|---|
bin | 101010111100100… |
… | …000111101011000 |
3 | 1212012202112101210 |
4 | 222330200331120 |
5 | 2433422203322 |
6 | 155254543120 |
7 | 23566130442 |
oct | 5274407530 |
9 | 1765675353 |
10 | 720506712 |
11 | 33a7863a2 |
12 | 181367aa0 |
13 | b636c343 |
14 | 6b995492 |
15 | 433c370c |
hex | 2af20f58 |
720506712 has 32 divisors (see below), whose sum is σ = 1859374080. Its totient is φ = 232421280.
The previous prime is 720506641. The next prime is 720506729. The reversal of 720506712 is 217605027.
720506712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 720506712.
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, 483468 + ... + 484955.
It is an arithmetic number, because the mean of its divisors is an integer number (58105440).
Almost surely, 2720506712 is an apocalyptic number.
It is an amenable number.
720506712 is an abundant number, since it is smaller than the sum of its proper divisors (1138867368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
720506712 is a wasteful number, since it uses less digits than its factorization.
720506712 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 968463 (or 968459 counting only the distinct ones).
The product of its (nonzero) digits is 5880, while the sum is 30.
The square root of 720506712 is about 26842.2560899787. The cubic root of 720506712 is about 896.4911575587.
The spelling of 720506712 in words is "seven hundred twenty million, five hundred six thousand, seven hundred twelve".
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