Base | Representation |
---|---|
bin | 11100111010001101… |
… | …100110001000001100 |
3 | 2222010022220012022211 |
4 | 130322031212020030 |
5 | 1002033100214034 |
6 | 22132113120204 |
7 | 2146143443143 |
oct | 347215461014 |
9 | 88108805284 |
10 | 31041413644 |
11 | 1218a08356a |
12 | 6023859064 |
13 | 2c090723a7 |
14 | 170689675a |
15 | c1a28ad64 |
hex | 73a36620c |
31041413644 has 24 divisors (see below), whose sum is σ = 56619250688. Its totient is φ = 14874207120.
The previous prime is 31041413633. The next prime is 31041413651. The reversal of 31041413644 is 44631414013.
It is a super-2 number, since 2×310414136442 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1202442 + ... + 1227985.
Almost surely, 231041413644 is an apocalyptic number.
It is an amenable number.
31041413644 is a deficient number, since it is larger than the sum of its proper divisors (25577837044).
31041413644 is a wasteful number, since it uses less digits than its factorization.
31041413644 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2430565 (or 2430563 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 31.
Adding to 31041413644 its reverse (44631414013), we get a palindrome (75672827657).
The spelling of 31041413644 in words is "thirty-one billion, forty-one million, four hundred thirteen thousand, six hundred forty-four".
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