Base | Representation |
---|---|
bin | 11001100100000… |
… | …000110000101101 |
3 | 1002212222220000001 |
4 | 121210000300231 |
5 | 1334242330301 |
6 | 110320104301 |
7 | 13425224620 |
oct | 3144006055 |
9 | 1085886001 |
10 | 428870701 |
11 | 2000a49a6 |
12 | bb765091 |
13 | 6ab0c55c |
14 | 40d5bdb7 |
15 | 279b7c01 |
hex | 19900c2d |
428870701 has 16 divisors (see below), whose sum is σ = 504419328. Its totient is φ = 356976000.
The previous prime is 428870669. The next prime is 428870707. The reversal of 428870701 is 107078824.
It is a cyclic number.
It is not a de Polignac number, because 428870701 - 25 = 428870669 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (428870707) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60651 + ... + 67351.
It is an arithmetic number, because the mean of its divisors is an integer number (31526208).
Almost surely, 2428870701 is an apocalyptic number.
428870701 is a gapful number since it is divisible by the number (41) formed by its first and last digit.
It is an amenable number.
428870701 is a deficient number, since it is larger than the sum of its proper divisors (75548627).
428870701 is a wasteful number, since it uses less digits than its factorization.
428870701 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6972.
The product of its (nonzero) digits is 25088, while the sum is 37.
The square root of 428870701 is about 20709.1936347121. The cubic root of 428870701 is about 754.1228947147.
The spelling of 428870701 in words is "four hundred twenty-eight million, eight hundred seventy thousand, seven hundred one".
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