Base | Representation |
---|---|
bin | 101001111101… |
… | …010011010101 |
3 | 202200210210021 |
4 | 221331103111 |
5 | 10303431442 |
6 | 1031425141 |
7 | 162330022 |
oct | 51752325 |
9 | 22623707 |
10 | 10998997 |
11 | 6232789 |
12 | 38251b1 |
13 | 23814a9 |
14 | 1664549 |
15 | e73e67 |
hex | a7d4d5 |
10998997 has 2 divisors, whose sum is σ = 10998998. Its totient is φ = 10998996.
The previous prime is 10998989. The next prime is 10999039. The reversal of 10998997 is 79989901.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 10817521 + 181476 = 3289^2 + 426^2 .
It is a cyclic number.
It is not a de Polignac number, because 10998997 - 23 = 10998989 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10998907) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5499498 + 5499499.
It is an arithmetic number, because the mean of its divisors is an integer number (5499499).
Almost surely, 210998997 is an apocalyptic number.
It is an amenable number.
10998997 is a deficient number, since it is larger than the sum of its proper divisors (1).
10998997 is an equidigital number, since it uses as much as digits as its factorization.
10998997 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 367416, while the sum is 52.
The square root of 10998997 is about 3316.4735789691. The cubic root of 10998997 is about 222.3912492999.
The spelling of 10998997 in words is "ten million, nine hundred ninety-eight thousand, nine hundred ninety-seven".
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