Base | Representation |
---|---|
bin | 111000110101011110… |
… | …101110110000111010 |
3 | 12211112001200011110110 |
4 | 320311132232300322 |
5 | 1444440324243313 |
6 | 44011343525150 |
7 | 4260205105614 |
oct | 706536566072 |
9 | 184461604413 |
10 | 61026790458 |
11 | 23977039a17 |
12 | b9b18b97b6 |
13 | 59a73b74ca |
14 | 2d4cdb5db4 |
15 | 18c2976ec3 |
hex | e357aec3a |
61026790458 has 8 divisors (see below), whose sum is σ = 122053580928. Its totient is φ = 20342263484.
The previous prime is 61026790457. The next prime is 61026790469. The reversal of 61026790458 is 85409762016.
It is a sphenic number, since it is the product of 3 distinct primes.
61026790458 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (61026790457) 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, 5085565866 + ... + 5085565877.
It is an arithmetic number, because the mean of its divisors is an integer number (15256697616).
Almost surely, 261026790458 is an apocalyptic number.
61026790458 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61026790458 is a wasteful number, since it uses less digits than its factorization.
61026790458 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10171131748.
The product of its (nonzero) digits is 725760, while the sum is 48.
The spelling of 61026790458 in words is "sixty-one billion, twenty-six million, seven hundred ninety thousand, four hundred fifty-eight".
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