Base | Representation |
---|---|
bin | 110101000110110… |
… | …000101100100001 |
3 | 2022002111200220011 |
4 | 311012300230201 |
5 | 3311041333034 |
6 | 224224244521 |
7 | 31036034632 |
oct | 6506605441 |
9 | 2262450804 |
10 | 890964769 |
11 | 417a21022 |
12 | 20a470741 |
13 | 112781cb6 |
14 | 86487889 |
15 | 53344864 |
hex | 351b0b21 |
890964769 has 4 divisors (see below), whose sum is σ = 919705600. Its totient is φ = 862223940.
The previous prime is 890964757. The next prime is 890964797. The reversal of 890964769 is 967469098.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 890964769 - 215 = 890932001 is a prime.
It is a super-2 number, since 2×8909647692 = 1587636439198446722, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (890964749) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14370369 + ... + 14370430.
It is an arithmetic number, because the mean of its divisors is an integer number (229926400).
Almost surely, 2890964769 is an apocalyptic number.
It is an amenable number.
890964769 is a deficient number, since it is larger than the sum of its proper divisors (28740831).
890964769 is a wasteful number, since it uses less digits than its factorization.
890964769 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28740830.
The product of its (nonzero) digits is 5878656, while the sum is 58.
The square root of 890964769 is about 29849.0329659103. The cubic root of 890964769 is about 962.2476159312.
The spelling of 890964769 in words is "eight hundred ninety million, nine hundred sixty-four thousand, seven hundred sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •