Base | Representation |
---|---|
bin | 11101000100010001… |
… | …011110000000010000 |
3 | 2222120002111111012020 |
4 | 131010101132000100 |
5 | 1002404302413404 |
6 | 22200542531440 |
7 | 2153263221645 |
oct | 350421360020 |
9 | 88502444166 |
10 | 31210201104 |
11 | 12266388035 |
12 | 6070296b80 |
13 | 2c3501b824 |
14 | 1721071dcc |
15 | c29ecbed9 |
hex | 74445e010 |
31210201104 has 60 divisors (see below), whose sum is σ = 82378586064. Its totient is φ = 10182016832.
The previous prime is 31210201103. The next prime is 31210201109. The reversal of 31210201104 is 40110201213.
It is not an unprimeable number, because it can be changed into a prime (31210201103) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41142 + ... + 253205.
Almost surely, 231210201104 is an apocalyptic number.
It is an amenable number.
31210201104 is an abundant number, since it is smaller than the sum of its proper divisors (51168384960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31210201104 is a wasteful number, since it uses less digits than its factorization.
31210201104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 294452 (or 294399 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 15.
Adding to 31210201104 its reverse (40110201213), we get a palindrome (71320402317).
The spelling of 31210201104 in words is "thirty-one billion, two hundred ten million, two hundred one thousand, one hundred four".
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