Base | Representation |
---|---|
bin | 1110010110010101010111… |
… | …10100000010010000000101 |
3 | 11010201111122110111111112102 |
4 | 13023022223310002100011 |
5 | 13113434000322113221 |
6 | 151035324134001445 |
7 | 6434452256136536 |
oct | 713125364022005 |
9 | 133644573444472 |
10 | 31553712301061 |
11 | a065943a991a5 |
12 | 36573a24a6285 |
13 | 147b66b735202 |
14 | 7b12ca3aa68d |
15 | 39abb78ae30b |
hex | 1cb2abd02405 |
31553712301061 has 4 divisors (see below), whose sum is σ = 32571573988224. Its totient is φ = 30535850613900.
The previous prime is 31553712301043. The next prime is 31553712301079. The reversal of 31553712301061 is 16010321735513.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is an interprime number because it is at equal distance from previous prime (31553712301043) and next prime (31553712301079).
It is a cyclic number.
It is not a de Polignac number, because 31553712301061 - 238 = 31278834394117 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31553712301361) 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 3 ways as a sum of consecutive naturals, for example, 508930843535 + ... + 508930843596.
It is an arithmetic number, because the mean of its divisors is an integer number (8142893497056).
Almost surely, 231553712301061 is an apocalyptic number.
31553712301061 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
It is an amenable number.
31553712301061 is a deficient number, since it is larger than the sum of its proper divisors (1017861687163).
31553712301061 is a wasteful number, since it uses less digits than its factorization.
31553712301061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1017861687162.
The product of its (nonzero) digits is 56700, while the sum is 38.
The spelling of 31553712301061 in words is "thirty-one trillion, five hundred fifty-three billion, seven hundred twelve million, three hundred one thousand, sixty-one".
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