Base | Representation |
---|---|
bin | 1000010000110… |
… | …11111011110100 |
3 | 11211102211202120 |
4 | 10020123323310 |
5 | 120221223221 |
6 | 10513435540 |
7 | 1501133253 |
oct | 410337364 |
9 | 154384676 |
10 | 69320436 |
11 | 36147519 |
12 | 1b26bbb0 |
13 | 11491413 |
14 | 92c679a |
15 | 61445c6 |
hex | 421bef4 |
69320436 has 48 divisors (see below), whose sum is σ = 177676800. Its totient is φ = 20937312.
The previous prime is 69320399. The next prime is 69320453. The reversal of 69320436 is 63402396.
It is a junction number, because it is equal to n+sod(n) for n = 69320397 and 69320406.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1366 + ... + 11853.
It is an arithmetic number, because the mean of its divisors is an integer number (3701600).
Almost surely, 269320436 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 69320436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88838400).
69320436 is an abundant number, since it is smaller than the sum of its proper divisors (108356364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69320436 is a wasteful number, since it uses less digits than its factorization.
69320436 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13268 (or 13266 counting only the distinct ones).
The product of its (nonzero) digits is 23328, while the sum is 33.
The square root of 69320436 is about 8325.8895020292. The cubic root of 69320436 is about 410.7905350442.
The spelling of 69320436 in words is "sixty-nine million, three hundred twenty thousand, four hundred thirty-six".
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