Base | Representation |
---|---|
bin | 11010110100110100111… |
… | …10100001010000010001 |
3 | 10021010002212210210021022 |
4 | 31122122132201100101 |
5 | 110100132430140022 |
6 | 1543232504405225 |
7 | 123406643423540 |
oct | 15323236412021 |
9 | 3233085723238 |
10 | 921714693137 |
11 | 325995a08187 |
12 | 12a774476815 |
13 | 68bc0486064 |
14 | 3287b2da157 |
15 | 18e98a9ec42 |
hex | d69a7a1411 |
921714693137 has 16 divisors (see below), whose sum is σ = 1117076209920. Its totient is φ = 742418838528.
The previous prime is 921714693089. The next prime is 921714693169. The reversal of 921714693137 is 731396417129.
It is not a de Polignac number, because 921714693137 - 28 = 921714692881 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (921714693187) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5908712 + ... + 6062697.
It is an arithmetic number, because the mean of its divisors is an integer number (69817263120).
Almost surely, 2921714693137 is an apocalyptic number.
It is an amenable number.
921714693137 is a deficient number, since it is larger than the sum of its proper divisors (195361516783).
921714693137 is a wasteful number, since it uses less digits than its factorization.
921714693137 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11972080.
The product of its digits is 1714608, while the sum is 53.
The spelling of 921714693137 in words is "nine hundred twenty-one billion, seven hundred fourteen million, six hundred ninety-three thousand, one hundred thirty-seven".
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