Base | Representation |
---|---|
bin | 11001100100001… |
… | …110110111001110 |
3 | 1002220002211020100 |
4 | 121210032313032 |
5 | 1334301202322 |
6 | 110321231530 |
7 | 13425555204 |
oct | 3144166716 |
9 | 1086084210 |
10 | 428928462 |
11 | 200134336 |
12 | bb7925a6 |
13 | 6ab2c931 |
14 | 40d75074 |
15 | 279c9dac |
hex | 1990edce |
428928462 has 96 divisors (see below), whose sum is σ = 1027952640. Its totient is φ = 128666880.
The previous prime is 428928443. The next prime is 428928481. The reversal of 428928462 is 264829824.
428928462 is a `hidden beast` number, since 428 + 92 + 84 + 62 = 666.
It is an interprime number because it is at equal distance from previous prime (428928443) and next prime (428928481).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 976839 + ... + 977277.
It is an arithmetic number, because the mean of its divisors is an integer number (10707840).
Almost surely, 2428928462 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 428928462, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (513976320).
428928462 is an abundant number, since it is smaller than the sum of its proper divisors (599024178).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
428928462 is a wasteful number, since it uses less digits than its factorization.
428928462 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 598 (or 595 counting only the distinct ones).
The product of its digits is 442368, while the sum is 45.
The square root of 428928462 is about 20710.5881616143. The cubic root of 428928462 is about 754.1567486922.
The spelling of 428928462 in words is "four hundred twenty-eight million, nine hundred twenty-eight thousand, four hundred sixty-two".
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