Base | Representation |
---|---|
bin | 10100000110101100100… |
… | …11100110100111110100 |
3 | 2110001001100200122002110 |
4 | 22003112103212213310 |
5 | 42304214244334031 |
6 | 1245202240011020 |
7 | 100623266035431 |
oct | 12032623464764 |
9 | 2401040618073 |
10 | 690790230516 |
11 | 246a65092561 |
12 | b1a68300a70 |
13 | 501ab3c19b9 |
14 | 256120c6b88 |
15 | 12e80791c46 |
hex | a0d64e69f4 |
690790230516 has 24 divisors (see below), whose sum is σ = 1635901244320. Its totient is φ = 226826642592.
The previous prime is 690790230503. The next prime is 690790230517. The reversal of 690790230516 is 615032097096.
690790230516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×6907902305162 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (690790230517) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 429595111 + ... + 429596718.
Almost surely, 2690790230516 is an apocalyptic number.
It is an amenable number.
690790230516 is an abundant number, since it is smaller than the sum of its proper divisors (945111013804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
690790230516 is a wasteful number, since it uses less digits than its factorization.
690790230516 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 859191903 (or 859191901 counting only the distinct ones).
The product of its (nonzero) digits is 612360, while the sum is 48.
The spelling of 690790230516 in words is "six hundred ninety billion, seven hundred ninety million, two hundred thirty thousand, five hundred sixteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •