Base | Representation |
---|---|
bin | 11101001111111101… |
… | …101100110011000110 |
3 | 10000001202120122121022 |
4 | 131033331230303012 |
5 | 1003310011023124 |
6 | 22232230551142 |
7 | 2161164350153 |
oct | 351775546306 |
9 | 100052518538 |
10 | 31406345414 |
11 | 12357077174 |
12 | 6105b084b2 |
13 | 2c66855b52 |
14 | 173d12d22a |
15 | c3c323c5e |
hex | 74ff6ccc6 |
31406345414 has 8 divisors (see below), whose sum is σ = 47110698768. Its totient is φ = 15702779160.
The previous prime is 31406345407. The next prime is 31406345419. The reversal of 31406345414 is 41454360413.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31406345419) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84122 + ... + 264365.
It is an arithmetic number, because the mean of its divisors is an integer number (5888837346).
Almost surely, 231406345414 is an apocalyptic number.
31406345414 is a deficient number, since it is larger than the sum of its proper divisors (15704353354).
31406345414 is a wasteful number, since it uses less digits than its factorization.
31406345414 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 393550.
The product of its (nonzero) digits is 69120, while the sum is 35.
The spelling of 31406345414 in words is "thirty-one billion, four hundred six million, three hundred forty-five thousand, four hundred fourteen".
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