Base | Representation |
---|---|
bin | 111001000001110001… |
… | …011110011100000000 |
3 | 12212001102202021011210 |
4 | 321001301132130000 |
5 | 2000401123442122 |
6 | 44044032210120 |
7 | 4265261114004 |
oct | 710161363400 |
9 | 185042667153 |
10 | 61233030912 |
11 | 23a724a4479 |
12 | ba4a999940 |
13 | 5a0b048091 |
14 | 2d6c540704 |
15 | 18d5b1540c |
hex | e41c5e700 |
61233030912 has 36 divisors (see below), whose sum is σ = 162969162440. Its totient is φ = 20411010048.
The previous prime is 61233030907. The next prime is 61233030917. The reversal of 61233030912 is 21903033216.
It is an interprime number because it is at equal distance from previous prime (61233030907) and next prime (61233030917).
It is a self number, because there is not a number n which added to its sum of digits gives 61233030912.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61233030917) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39864487 + ... + 39866022.
Almost surely, 261233030912 is an apocalyptic number.
It is an amenable number.
61233030912 is an abundant number, since it is smaller than the sum of its proper divisors (101736131528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61233030912 is an equidigital number, since it uses as much as digits as its factorization.
61233030912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 79730528 (or 79730514 counting only the distinct ones).
The product of its (nonzero) digits is 5832, while the sum is 30.
The spelling of 61233030912 in words is "sixty-one billion, two hundred thirty-three million, thirty thousand, nine hundred twelve".
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