Base | Representation |
---|---|
bin | 11001011111110… |
… | …000110111011110 |
3 | 1002210220022022200 |
4 | 121133300313132 |
5 | 1334001211042 |
6 | 110240152330 |
7 | 13412606010 |
oct | 3137606736 |
9 | 1083808280 |
10 | 427757022 |
11 | 1aa504200 |
12 | bb3086a6 |
13 | 6a80c684 |
14 | 40b4c1b0 |
15 | 27847c4c |
hex | 197f0dde |
427757022 has 72 divisors (see below), whose sum is σ = 1164294768. Its totient is φ = 111101760.
The previous prime is 427756999. The next prime is 427757023. The reversal of 427757022 is 220757724.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (427757023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1218 + ... + 29274.
Almost surely, 2427757022 is an apocalyptic number.
427757022 is a gapful number since it is divisible by the number (42) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 427757022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (582147384).
427757022 is an abundant number, since it is smaller than the sum of its proper divisors (736537746).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
427757022 is a wasteful number, since it uses less digits than its factorization.
427757022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28094 (or 28080 counting only the distinct ones).
The product of its (nonzero) digits is 54880, while the sum is 36.
The square root of 427757022 is about 20682.2876394271. The cubic root of 427757022 is about 753.4695673858.
The spelling of 427757022 in words is "four hundred twenty-seven million, seven hundred fifty-seven thousand, twenty-two".
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