Base | Representation |
---|---|
bin | 11111000000011… |
… | …101011011011110 |
3 | 1100020212121210000 |
4 | 133000131123132 |
5 | 2031133323423 |
6 | 123341555130 |
7 | 15614514405 |
oct | 3700353336 |
9 | 1306777700 |
10 | 520214238 |
11 | 247713725 |
12 | 126275aa6 |
13 | 83a11b9b |
14 | 4d13863c |
15 | 30a0c843 |
hex | 1f01d6de |
520214238 has 40 divisors (see below), whose sum is σ = 1205871480. Its totient is φ = 167423760.
The previous prime is 520214171. The next prime is 520214251. The reversal of 520214238 is 832412025.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 50668 + ... + 60063.
It is an arithmetic number, because the mean of its divisors is an integer number (30146787).
Almost surely, 2520214238 is an apocalyptic number.
520214238 is a gapful number since it is divisible by the number (58) formed by its first and last digit.
520214238 is an abundant number, since it is smaller than the sum of its proper divisors (685657242).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
520214238 is a wasteful number, since it uses less digits than its factorization.
520214238 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 110774 (or 110765 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 27.
The square root of 520214238 is about 22808.2054971451. The cubic root of 520214238 is about 804.2555714582.
The spelling of 520214238 in words is "five hundred twenty million, two hundred fourteen thousand, two hundred thirty-eight".
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