Base | Representation |
---|---|
bin | 110010011011010… |
… | …1110110001010101 |
3 | 11100220221000020100 |
4 | 1210312232301111 |
5 | 11431132201244 |
6 | 435522524313 |
7 | 56634230424 |
oct | 14466566125 |
9 | 4326830210 |
10 | 1692068949 |
11 | 79914649a |
12 | 3b2806699 |
13 | 20c73063c |
14 | 120a1d2bb |
15 | 9d838b69 |
hex | 64daec55 |
1692068949 has 24 divisors (see below), whose sum is σ = 2499045120. Its totient is φ = 1102743648.
The previous prime is 1692068927. The next prime is 1692068957. The reversal of 1692068949 is 9498602961.
It is not a de Polignac number, because 1692068949 - 29 = 1692068437 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1692068895 and 1692068904.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1692068909) 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 23 ways as a sum of consecutive naturals, for example, 467304 + ... + 470910.
It is an arithmetic number, because the mean of its divisors is an integer number (104126880).
Almost surely, 21692068949 is an apocalyptic number.
It is an amenable number.
1692068949 is a deficient number, since it is larger than the sum of its proper divisors (806976171).
1692068949 is a wasteful number, since it uses less digits than its factorization.
1692068949 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4769 (or 4766 counting only the distinct ones).
The product of its (nonzero) digits is 1679616, while the sum is 54.
The square root of 1692068949 is about 41134.7656976432. The cubic root of 1692068949 is about 1191.6243028436.
The spelling of 1692068949 in words is "one billion, six hundred ninety-two million, sixty-eight thousand, nine hundred forty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.142 sec. • engine limits •