Base | Representation |
---|---|
bin | 11101001111100110… |
… | …100000000111110110 |
3 | 10000001100010200201111 |
4 | 131033212200013312 |
5 | 1003301431423212 |
6 | 22231452345234 |
7 | 2161061561500 |
oct | 351746400766 |
9 | 100040120644 |
10 | 31400264182 |
11 | 123536a3261 |
12 | 6103a7521a |
13 | 2c65506ba1 |
14 | 173c3c8d70 |
15 | c3ba21ea7 |
hex | 74f9a01f6 |
31400264182 has 48 divisors (see below), whose sum is σ = 56917637280. Its totient is φ = 12943996800.
The previous prime is 31400264179. The next prime is 31400264183. The reversal of 31400264182 is 28146200413.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31400264183) 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 23 ways as a sum of consecutive naturals, for example, 230244 + ... + 340312.
It is an arithmetic number, because the mean of its divisors is an integer number (1185784110).
Almost surely, 231400264182 is an apocalyptic number.
31400264182 is a deficient number, since it is larger than the sum of its proper divisors (25517373098).
31400264182 is a wasteful number, since it uses less digits than its factorization.
31400264182 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 110197 (or 110190 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 31.
Adding to 31400264182 its reverse (28146200413), we get a palindrome (59546464595).
The spelling of 31400264182 in words is "thirty-one billion, four hundred million, two hundred sixty-four thousand, one hundred eighty-two".
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