Base | Representation |
---|---|
bin | 11001011111011… |
… | …110010100011101 |
3 | 1002210202110010000 |
4 | 121133132110131 |
5 | 1333441243203 |
6 | 110234404513 |
7 | 13412141352 |
oct | 3137362435 |
9 | 1083673100 |
10 | 427681053 |
11 | 1aa462118 |
12 | bb290739 |
13 | 6a7b3c17 |
14 | 40b2c629 |
15 | 278304a3 |
hex | 197de51d |
427681053 has 80 divisors (see below), whose sum is σ = 717590016. Its totient is φ = 252564480.
The previous prime is 427681043. The next prime is 427681057. The reversal of 427681053 is 350186724.
It is not a de Polignac number, because 427681053 - 212 = 427676957 is a prime.
It is a super-2 number, since 2×4276810532 = 365822166190377618, which contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 427680999 and 427681017.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (427681057) by changing a digit.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1835425 + ... + 1835657.
Almost surely, 2427681053 is an apocalyptic number.
427681053 is a gapful number since it is divisible by the number (43) formed by its first and last digit.
It is an amenable number.
427681053 is a deficient number, since it is larger than the sum of its proper divisors (289908963).
427681053 is a wasteful number, since it uses less digits than its factorization.
427681053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 336 (or 327 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 36.
The square root of 427681053 is about 20680.4509863784. The cubic root of 427681053 is about 753.4249597265.
The spelling of 427681053 in words is "four hundred twenty-seven million, six hundred eighty-one thousand, fifty-three".
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