Base | Representation |
---|---|
bin | 11001011111101… |
… | …100010100110111 |
3 | 1002210212100210211 |
4 | 121133230110313 |
5 | 1334000112143 |
6 | 110235530251 |
7 | 13412500540 |
oct | 3137542467 |
9 | 1083770724 |
10 | 427738423 |
11 | 1aa4a1232 |
12 | bb2b9987 |
13 | 6a804078 |
14 | 40b454c7 |
15 | 2784249d |
hex | 197ec537 |
427738423 has 6 divisors (see below), whose sum is σ = 488906456. Its totient is φ = 366586032.
The previous prime is 427738397. The next prime is 427738427. The reversal of 427738423 is 324837724.
It is not a de Polignac number, because 427738423 - 29 = 427737911 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (427738427) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50811 + ... + 58627.
Almost surely, 2427738423 is an apocalyptic number.
427738423 is a deficient number, since it is larger than the sum of its proper divisors (61168033).
427738423 is an frugal number, since it uses more digits than its factorization.
427738423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15641 (or 7824 counting only the distinct ones).
The product of its digits is 225792, while the sum is 40.
The square root of 427738423 is about 20681.8379985919. The cubic root of 427738423 is about 753.4586468687.
The spelling of 427738423 in words is "four hundred twenty-seven million, seven hundred thirty-eight thousand, four hundred twenty-three".
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