Base | Representation |
---|---|
bin | 11001000100111… |
… | …010000010011100 |
3 | 1002022122121211000 |
4 | 121010322002130 |
5 | 1330200413300 |
6 | 105425230300 |
7 | 13266014205 |
oct | 3104720234 |
9 | 1068577730 |
10 | 420716700 |
11 | 1a6535758 |
12 | b8a92390 |
13 | 69215cc1 |
14 | 3dc385ac |
15 | 26e06c00 |
hex | 1913a09c |
420716700 has 72 divisors (see below), whose sum is σ = 1352534960. Its totient is φ = 112190400.
The previous prime is 420716641. The next prime is 420716701. The reversal of 420716700 is 7617024.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (420716701) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75211 + ... + 80610.
Almost surely, 2420716700 is an apocalyptic number.
It is an amenable number.
420716700 is an abundant number, since it is smaller than the sum of its proper divisors (931818260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420716700 is a wasteful number, since it uses less digits than its factorization.
420716700 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 155844 (or 155831 counting only the distinct ones).
The product of its (nonzero) digits is 2352, while the sum is 27.
The square root of 420716700 is about 20511.3797683140. The cubic root of 420716700 is about 749.3129708468.
The spelling of 420716700 in words is "four hundred twenty million, seven hundred sixteen thousand, seven hundred".
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