Base | Representation |
---|---|
bin | 11101111011001010… |
… | …110110011101000011 |
3 | 10001221021112202011111 |
4 | 131323022312131003 |
5 | 1011301042304443 |
6 | 22432203224151 |
7 | 2215145543122 |
oct | 357312663503 |
9 | 101837482144 |
10 | 32131213123 |
11 | 12699260a99 |
12 | 6288818057 |
13 | 3050a91159 |
14 | 17ab4dbab9 |
15 | c80ca969d |
hex | 77b2b6743 |
32131213123 has 4 divisors (see below), whose sum is σ = 32449344048. Its totient is φ = 31813082200.
The previous prime is 32131213111. The next prime is 32131213159.
32131213123 is nontrivially palindromic in base 10.
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 32131213123 - 25 = 32131213091 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 32131213094 and 32131213103.
It is not an unprimeable number, because it can be changed into a prime (32131213423) 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, 159065311 + ... + 159065512.
It is an arithmetic number, because the mean of its divisors is an integer number (8112336012).
Almost surely, 232131213123 is an apocalyptic number.
32131213123 is a deficient number, since it is larger than the sum of its proper divisors (318130925).
32131213123 is a wasteful number, since it uses less digits than its factorization.
32131213123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 318130924.
The product of its digits is 648, while the sum is 22.
The spelling of 32131213123 in words is "thirty-two billion, one hundred thirty-one million, two hundred thirteen thousand, one hundred twenty-three".
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