Base | Representation |
---|---|
bin | 11100111011100000… |
… | …011101010010000001 |
3 | 2222011211202202220212 |
4 | 130323200131102001 |
5 | 1002104130312421 |
6 | 22134210443505 |
7 | 2146526202566 |
oct | 347340352201 |
9 | 88154682825 |
10 | 31063135361 |
11 | 121a036a3a5 |
12 | 602ab93595 |
13 | 2c1070938b |
14 | 170970c86d |
15 | c1c12be5b |
hex | 73b81d481 |
31063135361 has 8 divisors (see below), whose sum is σ = 31221112800. Its totient is φ = 30905259840.
The previous prime is 31063135357. The next prime is 31063135381. The reversal of 31063135361 is 16353136013.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 31063135361 - 22 = 31063135357 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31063135381) 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, 627950 + ... + 675608.
It is an arithmetic number, because the mean of its divisors is an integer number (3902639100).
Almost surely, 231063135361 is an apocalyptic number.
It is an amenable number.
31063135361 is a deficient number, since it is larger than the sum of its proper divisors (157977439).
31063135361 is a wasteful number, since it uses less digits than its factorization.
31063135361 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50959.
The product of its (nonzero) digits is 14580, while the sum is 32.
The spelling of 31063135361 in words is "thirty-one billion, sixty-three million, one hundred thirty-five thousand, three hundred sixty-one".
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