Base | Representation |
---|---|
bin | 101111000101000000… |
… | …1111011111000010111 |
3 | 100122221211111200201000 |
4 | 1132022001323320113 |
5 | 3124023100323111 |
6 | 114240020034343 |
7 | 10206231625515 |
oct | 1361201737027 |
9 | 318854450630 |
10 | 101100011031 |
11 | 39970358728 |
12 | 177162329b3 |
13 | 96c2695446 |
14 | 4c711a34b5 |
15 | 296aac3c56 |
hex | 178a07be17 |
101100011031 has 32 divisors (see below), whose sum is σ = 152360352000. Its totient is φ = 66238517664.
The previous prime is 101100011029. The next prime is 101100011039. The reversal of 101100011031 is 130110001101.
It is not a de Polignac number, because 101100011031 - 21 = 101100011029 is a prime.
It is a super-2 number, since 2×1011000110312 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101100011039) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7389465 + ... + 7403133.
It is an arithmetic number, because the mean of its divisors is an integer number (4761261000).
Almost surely, 2101100011031 is an apocalyptic number.
101100011031 is a deficient number, since it is larger than the sum of its proper divisors (51260340969).
101100011031 is a wasteful number, since it uses less digits than its factorization.
101100011031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18380 (or 18374 counting only the distinct ones).
The product of its (nonzero) digits is 3, while the sum is 9.
Adding to 101100011031 its reverse (130110001101), we get a palindrome (231210012132).
The spelling of 101100011031 in words is "one hundred one billion, one hundred million, eleven thousand, thirty-one".
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