Base | Representation |
---|---|
bin | 11101010101110000… |
… | …000001111110000110 |
3 | 10000022112020211022212 |
4 | 131111300001332012 |
5 | 1004004334103124 |
6 | 22250015423422 |
7 | 2163453461216 |
oct | 352560017606 |
9 | 100275224285 |
10 | 31503425414 |
11 | 123a695387a |
12 | 6132524b72 |
13 | 2c809b6536 |
14 | 174bda0246 |
15 | c45aed40e |
hex | 755c01f86 |
31503425414 has 8 divisors (see below), whose sum is σ = 47256841800. Its totient is φ = 15751144816.
The previous prime is 31503425413. The next prime is 31503425453. The reversal of 31503425414 is 41452430513.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×315034254142 (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 (31503425413) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210839 + ... + 327810.
It is an arithmetic number, because the mean of its divisors is an integer number (5907105225).
Almost surely, 231503425414 is an apocalyptic number.
31503425414 is a deficient number, since it is larger than the sum of its proper divisors (15753416386).
31503425414 is a wasteful number, since it uses less digits than its factorization.
31503425414 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 567894.
The product of its (nonzero) digits is 28800, while the sum is 32.
Adding to 31503425414 its reverse (41452430513), we get a palindrome (72955855927).
The spelling of 31503425414 in words is "thirty-one billion, five hundred three million, four hundred twenty-five thousand, four hundred fourteen".
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