Base | Representation |
---|---|
bin | 11001000011110… |
… | …000000110111101 |
3 | 1002022002020102122 |
4 | 121003300012331 |
5 | 1330111221020 |
6 | 105414532325 |
7 | 13263313313 |
oct | 3103600675 |
9 | 1068066378 |
10 | 420413885 |
11 | 1a63491a1 |
12 | b89670a5 |
13 | 6913b218 |
14 | 3db9a0b3 |
15 | 26d97125 |
hex | 190f01bd |
420413885 has 8 divisors (see below), whose sum is σ = 504658176. Its totient is φ = 336223440.
The previous prime is 420413879. The next prime is 420413921. The reversal of 420413885 is 588314024.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 420413885 - 214 = 420397501 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6380 + ... + 29690.
It is an arithmetic number, because the mean of its divisors is an integer number (63082272).
Almost surely, 2420413885 is an apocalyptic number.
It is an amenable number.
420413885 is a deficient number, since it is larger than the sum of its proper divisors (84244291).
420413885 is a wasteful number, since it uses less digits than its factorization.
420413885 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26923.
The product of its (nonzero) digits is 30720, while the sum is 35.
The square root of 420413885 is about 20503.9968055011. The cubic root of 420413885 is about 749.1331525608.
The spelling of 420413885 in words is "four hundred twenty million, four hundred thirteen thousand, eight hundred eighty-five".
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