Base | Representation |
---|---|
bin | 11100110111110000… |
… | …000011010011100000 |
3 | 2222000110011222102012 |
4 | 130313300003103200 |
5 | 1001442012130100 |
6 | 22124040012052 |
7 | 2145132424163 |
oct | 346760032340 |
9 | 88013158365 |
10 | 31000114400 |
11 | 12168835862 |
12 | 6011a61028 |
13 | 2c00642378 |
14 | 17011c5ada |
15 | c1682e135 |
hex | 737c034e0 |
31000114400 has 36 divisors (see below), whose sum is σ = 75679031232. Its totient is φ = 12400045440.
The previous prime is 31000114381. The next prime is 31000114423. The reversal of 31000114400 is 441100013.
It is a happy number.
It is a super-2 number, since 2×310001144002 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19374272 + ... + 19375871.
It is an arithmetic number, because the mean of its divisors is an integer number (2102195312).
Almost surely, 231000114400 is an apocalyptic number.
It is an amenable number.
31000114400 is an abundant number, since it is smaller than the sum of its proper divisors (44678916832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31000114400 is a wasteful number, since it uses less digits than its factorization.
31000114400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38750163 (or 38750150 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 31000114400 its reverse (441100013), we get a palindrome (31441214413).
The spelling of 31000114400 in words is "thirty-one billion, one hundred fourteen thousand, four hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •