Base | Representation |
---|---|
bin | 11101010011100110… |
… | …101011111100010111 |
3 | 10000020000111122012012 |
4 | 131103212223330113 |
5 | 1003421124441323 |
6 | 22242252014435 |
7 | 2162535445352 |
oct | 352346537427 |
9 | 100200448165 |
10 | 31467421463 |
11 | 123885a2545 |
12 | 612246141b |
13 | 2c763bb81a |
14 | 17472ab299 |
15 | c4288a678 |
hex | 7539abf17 |
31467421463 has 16 divisors (see below), whose sum is σ = 33399475200. Its totient is φ = 29563992000.
The previous prime is 31467421423. The next prime is 31467421483. The reversal of 31467421463 is 36412476413.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 31467421463 - 226 = 31400312599 is a prime.
It is a super-2 number, since 2×314674214632 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 31467421463.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31467421423) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1097018 + ... + 1125336.
It is an arithmetic number, because the mean of its divisors is an integer number (2087467200).
Almost surely, 231467421463 is an apocalyptic number.
31467421463 is a deficient number, since it is larger than the sum of its proper divisors (1932053737).
31467421463 is a wasteful number, since it uses less digits than its factorization.
31467421463 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28822.
The product of its digits is 290304, while the sum is 41.
Adding to 31467421463 its reverse (36412476413), we get a palindrome (67879897876).
The spelling of 31467421463 in words is "thirty-one billion, four hundred sixty-seven million, four hundred twenty-one thousand, four hundred sixty-three".
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