Base | Representation |
---|---|
bin | 110000000110010… |
… | …000100000011000 |
3 | 2002020102010222000 |
4 | 300012100200120 |
5 | 3123034244330 |
6 | 212023401000 |
7 | 25665635460 |
oct | 6006204030 |
9 | 2066363860 |
10 | 806946840 |
11 | 384556117 |
12 | 1a62b3160 |
13 | cb245b4b |
14 | 79256ba0 |
15 | 4ac9a560 |
hex | 30190818 |
806946840 has 128 divisors (see below), whose sum is σ = 3074112000. Its totient is φ = 184443264.
The previous prime is 806946827. The next prime is 806946859. The reversal of 806946840 is 48649608.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45810 + ... + 60929.
It is an arithmetic number, because the mean of its divisors is an integer number (24016500).
Almost surely, 2806946840 is an apocalyptic number.
It is an amenable number.
806946840 is an abundant number, since it is smaller than the sum of its proper divisors (2267165160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
806946840 is a wasteful number, since it uses less digits than its factorization.
806946840 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106766 (or 106756 counting only the distinct ones).
The product of its (nonzero) digits is 331776, while the sum is 45.
The square root of 806946840 is about 28406.8097469603. The cubic root of 806946840 is about 930.9970576187.
The spelling of 806946840 in words is "eight hundred six million, nine hundred forty-six thousand, eight hundred forty".
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