Base | Representation |
---|---|
bin | 110111011100001… |
… | …000010100100101 |
3 | 2101211012001010211 |
4 | 313130020110211 |
5 | 3401102332442 |
6 | 232143415421 |
7 | 32022620011 |
oct | 6734102445 |
9 | 2354161124 |
10 | 930120997 |
11 | 438035743 |
12 | 21b5b4571 |
13 | 11a911770 |
14 | 8b75b541 |
15 | 569cb617 |
hex | 37708525 |
930120997 has 4 divisors (see below), whose sum is σ = 1001668780. Its totient is φ = 858573216.
The previous prime is 930120977. The next prime is 930121013. The reversal of 930120997 is 799021039.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 207532836 + 722588161 = 14406^2 + 26881^2 .
It is a cyclic number.
It is not a de Polignac number, because 930120997 - 211 = 930118949 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (930120977) 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, 35773872 + ... + 35773897.
It is an arithmetic number, because the mean of its divisors is an integer number (250417195).
Almost surely, 2930120997 is an apocalyptic number.
It is an amenable number.
930120997 is a deficient number, since it is larger than the sum of its proper divisors (71547783).
930120997 is a wasteful number, since it uses less digits than its factorization.
930120997 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71547782.
The product of its (nonzero) digits is 30618, while the sum is 40.
The square root of 930120997 is about 30497.8851233983. The cubic root of 930120997 is about 976.1423374359.
The spelling of 930120997 in words is "nine hundred thirty million, one hundred twenty thousand, nine hundred ninety-seven".
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