Base | Representation |
---|---|
bin | 11101010011011110… |
… | …011011010111011110 |
3 | 10000012212102122022012 |
4 | 131103132123113132 |
5 | 1003420101201124 |
6 | 22242133351222 |
7 | 2162511160304 |
oct | 352336332736 |
9 | 100185378265 |
10 | 31465256414 |
11 | 12387353949 |
12 | 6121798512 |
13 | 2c75b11227 |
14 | 1746ca6274 |
15 | c425ade0e |
hex | 75379b5de |
31465256414 has 4 divisors (see below), whose sum is σ = 47197884624. Its totient is φ = 15732628206.
The previous prime is 31465256411. The next prime is 31465256441. The reversal of 31465256414 is 41465256413.
It is a semiprime because it is the product of two primes.
It is a super-2 number, since 2×314652564142 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31465256411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7866314102 + ... + 7866314105.
It is an arithmetic number, because the mean of its divisors is an integer number (11799471156).
Almost surely, 231465256414 is an apocalyptic number.
31465256414 is a deficient number, since it is larger than the sum of its proper divisors (15732628210).
31465256414 is a wasteful number, since it uses less digits than its factorization.
31465256414 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15732628209.
The product of its digits is 345600, while the sum is 41.
Subtracting 31465256414 from its reverse (41465256413), we obtain a palindrome (9999999999).
The spelling of 31465256414 in words is "thirty-one billion, four hundred sixty-five million, two hundred fifty-six thousand, four hundred fourteen".
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