Base | Representation |
---|---|
bin | 10100111101001101000… |
… | …00010101001010111100 |
3 | 2112211120201210221200110 |
4 | 22132212200111022330 |
5 | 43244132034002422 |
6 | 1310442055230020 |
7 | 103010404532355 |
oct | 12364640251274 |
9 | 2484521727613 |
10 | 720053031612 |
11 | 25841118a0a2 |
12 | b7674378310 |
13 | 52b92b21b15 |
14 | 26bca672d2c |
15 | 13ae47eb60c |
hex | a7a68152bc |
720053031612 has 48 divisors (see below), whose sum is σ = 1685420565920. Its totient is φ = 239261755392.
The previous prime is 720053031521. The next prime is 720053031617. The reversal of 720053031612 is 216130350027.
It is a self number, because there is not a number n which added to its sum of digits gives 720053031612.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (720053031617) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7618308 + ... + 7712244.
Almost surely, 2720053031612 is an apocalyptic number.
It is an amenable number.
720053031612 is an abundant number, since it is smaller than the sum of its proper divisors (965367534308).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
720053031612 is a wasteful number, since it uses less digits than its factorization.
720053031612 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95950 (or 95948 counting only the distinct ones).
The product of its (nonzero) digits is 7560, while the sum is 30.
Adding to 720053031612 its reverse (216130350027), we get a palindrome (936183381639).
The spelling of 720053031612 in words is "seven hundred twenty billion, fifty-three million, thirty-one thousand, six hundred twelve".
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