Base | Representation |
---|---|
bin | 110000000110101… |
… | …100100101000000 |
3 | 2002020121222200200 |
4 | 300012230211000 |
5 | 3123101434244 |
6 | 212030045200 |
7 | 25666624632 |
oct | 6006544500 |
9 | 2066558620 |
10 | 807061824 |
11 | 384624548 |
12 | 1a6349800 |
13 | cb28629a |
14 | 79286a52 |
15 | 4acbe669 |
hex | 301ac940 |
807061824 has 84 divisors (see below), whose sum is σ = 2317310580. Its totient is φ = 268554240.
The previous prime is 807061807. The next prime is 807061837. The reversal of 807061824 is 428160708.
It can be written as a sum of positive squares in 2 ways, for example, as 330076224 + 476985600 = 18168^2 + 21840^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 541272 + ... + 542760.
Almost surely, 2807061824 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 807061824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1158655290).
807061824 is an abundant number, since it is smaller than the sum of its proper divisors (1510248756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
807061824 is a wasteful number, since it uses less digits than its factorization.
807061824 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2448 (or 2435 counting only the distinct ones).
The product of its (nonzero) digits is 21504, while the sum is 36.
The square root of 807061824 is about 28408.8335557798. The cubic root of 807061824 is about 931.0412756002.
The spelling of 807061824 in words is "eight hundred seven million, sixty-one thousand, eight hundred twenty-four".
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