Base | Representation |
---|---|
bin | 11101010000111001… |
… | …100101100011110001 |
3 | 10000002212010020120021 |
4 | 131100321211203301 |
5 | 1003323020410101 |
6 | 22233551243441 |
7 | 2161444653616 |
oct | 352071454361 |
9 | 100085106507 |
10 | 31422044401 |
11 | 12364a1a040 |
12 | 610b219581 |
13 | 2c69b916a7 |
14 | 174125850d |
15 | c3d8c55a1 |
hex | 750e658f1 |
31422044401 has 16 divisors (see below), whose sum is σ = 36336556800. Its totient is φ = 26854375680.
The previous prime is 31422044387. The next prime is 31422044419. The reversal of 31422044401 is 10444022413.
It is not a de Polignac number, because 31422044401 - 233 = 22832109809 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31422044441) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68200 + ... + 259798.
It is an arithmetic number, because the mean of its divisors is an integer number (2271034800).
Almost surely, 231422044401 is an apocalyptic number.
It is an amenable number.
31422044401 is a deficient number, since it is larger than the sum of its proper divisors (4914512399).
31422044401 is a wasteful number, since it uses less digits than its factorization.
31422044401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 192504.
The product of its (nonzero) digits is 3072, while the sum is 25.
Adding to 31422044401 its reverse (10444022413), we get a palindrome (41866066814).
The spelling of 31422044401 in words is "thirty-one billion, four hundred twenty-two million, forty-four thousand, four hundred one".
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