Base | Representation |
---|---|
bin | 11101100011010000… |
… | …011000100000010111 |
3 | 10000220022121112010120 |
4 | 131203100120200113 |
5 | 1004440340311020 |
6 | 22324312123023 |
7 | 2202204431115 |
oct | 354320304027 |
9 | 100808545116 |
10 | 31730010135 |
11 | 1250284427a |
12 | 6196396473 |
13 | 2cb891b135 |
14 | 1770102ab5 |
15 | c5a959740 |
hex | 763418817 |
31730010135 has 8 divisors (see below), whose sum is σ = 50768016240. Its totient is φ = 16922672064.
The previous prime is 31730010119. The next prime is 31730010139. The reversal of 31730010135 is 53101003713.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 31730010135 - 24 = 31730010119 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31730010139) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1057666990 + ... + 1057667019.
It is an arithmetic number, because the mean of its divisors is an integer number (6346002030).
Almost surely, 231730010135 is an apocalyptic number.
31730010135 is a deficient number, since it is larger than the sum of its proper divisors (19038006105).
31730010135 is a wasteful number, since it uses less digits than its factorization.
31730010135 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2115334017.
The product of its (nonzero) digits is 945, while the sum is 24.
Adding to 31730010135 its reverse (53101003713), we get a palindrome (84831013848).
The spelling of 31730010135 in words is "thirty-one billion, seven hundred thirty million, ten thousand, one hundred thirty-five".
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