Base | Representation |
---|---|
bin | 1000010000011… |
… | …10011101011000 |
3 | 11211100001001021 |
4 | 10020032131120 |
5 | 120212441430 |
6 | 10512332224 |
7 | 1500513322 |
oct | 410163530 |
9 | 154301037 |
10 | 69265240 |
11 | 3610a000 |
12 | 1b244074 |
13 | 11472265 |
14 | 92b0612 |
15 | 613307a |
hex | 420e758 |
69265240 has 64 divisors (see below), whose sum is σ = 171551520. Its totient is φ = 25168000.
The previous prime is 69265237. The next prime is 69265267. The reversal of 69265240 is 4256296.
It is a junction number, because it is equal to n+sod(n) for n = 69265196 and 69265205.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52590 + ... + 53890.
Almost surely, 269265240 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 69265240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85775760).
69265240 is an abundant number, since it is smaller than the sum of its proper divisors (102286280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69265240 is a wasteful number, since it uses less digits than its factorization.
69265240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1345 (or 1319 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 34.
The square root of 69265240 is about 8322.5741210277. The cubic root of 69265240 is about 410.6814762233.
The spelling of 69265240 in words is "sixty-nine million, two hundred sixty-five thousand, two hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •