Base | Representation |
---|---|
bin | 10100111010110101… |
… | …11110101100010000 |
3 | 1001222201011102212021 |
4 | 22131122332230100 |
5 | 141000120430112 |
6 | 5054235541224 |
7 | 545213115535 |
oct | 123532765420 |
9 | 31881142767 |
10 | 11231030032 |
11 | 4843695102 |
12 | 22152ba814 |
13 | 109ca57701 |
14 | 78784cd8c |
15 | 45aec7907 |
hex | 29d6beb10 |
11231030032 has 20 divisors (see below), whose sum is σ = 21766102540. Its totient is φ = 5613971328.
The previous prime is 11231029993. The next prime is 11231030033. The reversal of 11231030032 is 23003013211.
It can be written as a sum of positive squares in 2 ways, for example, as 7526603536 + 3704426496 = 86756^2 + 60864^2 .
It is a super-2 number, since 2×112310300322 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a junction number, because it is equal to n+sod(n) for n = 11231029988 and 11231030015.
It is not an unprimeable number, because it can be changed into a prime (11231030033) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35283 + ... + 153970.
It is an arithmetic number, because the mean of its divisors is an integer number (1088305127).
Almost surely, 211231030032 is an apocalyptic number.
It is an amenable number.
11231030032 is a deficient number, since it is larger than the sum of its proper divisors (10535072508).
11231030032 is a wasteful number, since it uses less digits than its factorization.
11231030032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 192970 (or 192964 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 11231030032 its reverse (23003013211), we get a palindrome (34234043243).
The spelling of 11231030032 in words is "eleven billion, two hundred thirty-one million, thirty thousand, thirty-two".
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