Base | Representation |
---|---|
bin | 11110000001000011… |
… | …110001011110100111 |
3 | 10002012011110201010122 |
4 | 132001003301132213 |
5 | 1012001341133111 |
6 | 22450053112155 |
7 | 2220455441615 |
oct | 360103613647 |
9 | 102164421118 |
10 | 32230021031 |
11 | 1273a00891a |
12 | 62b592865b |
13 | 30683a8180 |
14 | 17ba69c6b5 |
15 | c897c5cdb |
hex | 7810f17a7 |
32230021031 has 4 divisors (see below), whose sum is σ = 34709253432. Its totient is φ = 29750788632.
The previous prime is 32230021009. The next prime is 32230021051. The reversal of 32230021031 is 13012003223.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 32230021031 - 234 = 15050151847 is a prime.
It is a super-2 number, since 2×322300210312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (32230021051) 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, 1239616181 + ... + 1239616206.
It is an arithmetic number, because the mean of its divisors is an integer number (8677313358).
Almost surely, 232230021031 is an apocalyptic number.
32230021031 is a deficient number, since it is larger than the sum of its proper divisors (2479232401).
32230021031 is a wasteful number, since it uses less digits than its factorization.
32230021031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2479232400.
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 32230021031 its reverse (13012003223), we get a palindrome (45242024254).
The spelling of 32230021031 in words is "thirty-two billion, two hundred thirty million, twenty-one thousand, thirty-one".
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