Base | Representation |
---|---|
bin | 101101100010111… |
… | …110100110011010 |
3 | 1222020212112112121 |
4 | 231202332212122 |
5 | 3031110102101 |
6 | 203454131454 |
7 | 24636055102 |
oct | 5542764632 |
9 | 1866775477 |
10 | 764144026 |
11 | 362380798 |
12 | 193ab0b8a |
13 | c240a639 |
14 | 736b4202 |
15 | 471430a1 |
hex | 2d8be99a |
764144026 has 8 divisors (see below), whose sum is σ = 1185740820. Its totient is φ = 368897088.
The previous prime is 764144009. The next prime is 764144027. The reversal of 764144026 is 620441467.
It can be written as a sum of positive squares in 2 ways, for example, as 700925625 + 63218401 = 26475^2 + 7951^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 764143982 and 764144000.
It is not an unprimeable number, because it can be changed into a prime (764144027) 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 3 ways as a sum of consecutive naturals, for example, 6587391 + ... + 6587506.
Almost surely, 2764144026 is an apocalyptic number.
764144026 is a deficient number, since it is larger than the sum of its proper divisors (421596794).
764144026 is a wasteful number, since it uses less digits than its factorization.
764144026 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13174928.
The product of its (nonzero) digits is 32256, while the sum is 34.
The square root of 764144026 is about 27643.1551382978. The cubic root of 764144026 is about 914.2361870004.
The spelling of 764144026 in words is "seven hundred sixty-four million, one hundred forty-four thousand, twenty-six".
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