Base | Representation |
---|---|
bin | 101100011011110… |
… | …0100110100111001 |
3 | 10211220111210210100 |
4 | 1120313210310321 |
5 | 11023141320034 |
6 | 403540310013 |
7 | 51642661101 |
oct | 13067446471 |
9 | 3756453710 |
10 | 1490963769 |
11 | 6a5679169 |
12 | 3573a2309 |
13 | 1a9b7a2a9 |
14 | 102030201 |
15 | 8ad62099 |
hex | 58de4d39 |
1490963769 has 27 divisors (see below), whose sum is σ = 2199924207. Its totient is φ = 973047600.
The previous prime is 1490963759. The next prime is 1490963783. The reversal of 1490963769 is 9673690941.
The square root of 1490963769 is 38613.
It is a perfect power (a square), and thus also a powerful number.
1490963769 is a `hidden beast` number, since 1 + 490 + 96 + 3 + 7 + 69 = 666.
1490963769 is nontrivially palindromic in base 14.
It can be written as a sum of positive squares in only one way, i.e., 48483369 + 1442480400 = 6963^2 + 37980^2 .
It is not a de Polignac number, because 1490963769 - 25 = 1490963737 is a prime.
It is a super-2 number, since 2×14909637692 = 4445945920941370722, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1490963759) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 7066074 + ... + 7066284.
Almost surely, 21490963769 is an apocalyptic number.
1490963769 is the 38613-rd square number.
1490963769 is the 19307-th centered octagonal number.
It is an amenable number.
1490963769 is a deficient number, since it is larger than the sum of its proper divisors (708960438).
1490963769 is an frugal number, since it uses more digits than its factorization.
1490963769 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 550 (or 275 counting only the distinct ones).
The product of its (nonzero) digits is 2204496, while the sum is 54.
The cubic root of 1490963769 is about 1142.4109662850.
The spelling of 1490963769 in words is "one billion, four hundred ninety million, nine hundred sixty-three thousand, seven hundred sixty-nine".
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