Base | Representation |
---|---|
bin | 1110010010110001000000… |
… | …10101100101000111100101 |
3 | 11010021210012022122212210110 |
4 | 13021120200111211013211 |
5 | 13104431404434400401 |
6 | 150503130513443233 |
7 | 6422552200026366 |
oct | 711304025450745 |
9 | 133253168585713 |
10 | 31431113200101 |
11 | a018950aa305a |
12 | 3637688270519 |
13 | 146cc30c311a4 |
14 | 7a93b9bb7b6d |
15 | 3978de6549d6 |
hex | 1c96205651e5 |
31431113200101 has 8 divisors (see below), whose sum is σ = 41909318077504. Its totient is φ = 20953491894720.
The previous prime is 31431113200099. The next prime is 31431113200117. The reversal of 31431113200101 is 10100231113413.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 31431113200101 - 21 = 31431113200099 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31431113200171) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145767316 + ... + 145982781.
It is an arithmetic number, because the mean of its divisors is an integer number (5238664759688).
Almost surely, 231431113200101 is an apocalyptic number.
It is an amenable number.
31431113200101 is a deficient number, since it is larger than the sum of its proper divisors (10478204877403).
31431113200101 is a wasteful number, since it uses less digits than its factorization.
31431113200101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 291786011.
The product of its (nonzero) digits is 216, while the sum is 21.
Adding to 31431113200101 its reverse (10100231113413), we get a palindrome (41531344313514).
The spelling of 31431113200101 in words is "thirty-one trillion, four hundred thirty-one billion, one hundred thirteen million, two hundred thousand, one hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.097 sec. • engine limits •