Base | Representation |
---|---|
bin | 11110110001111… |
… | …000101111011100 |
3 | 1022222200112022210 |
4 | 132301320233130 |
5 | 2024144101243 |
6 | 123124040420 |
7 | 15540163500 |
oct | 3661705734 |
9 | 1288615283 |
10 | 516393948 |
11 | 245544464 |
12 | 124b33110 |
13 | 82ca5065 |
14 | 4c822300 |
15 | 30505933 |
hex | 1ec78bdc |
516393948 has 36 divisors (see below), whose sum is σ = 1401642312. Its totient is φ = 147540960.
The previous prime is 516393937. The next prime is 516393959. The reversal of 516393948 is 849393615.
It is an interprime number because it is at equal distance from previous prime (516393937) and next prime (516393959).
It is a super-4 number, since 4×5163939484 (a number of 36 digits) contains 4444 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 516393897 and 516393906.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 438523 + ... + 439698.
Almost surely, 2516393948 is an apocalyptic number.
It is an amenable number.
516393948 is an abundant number, since it is smaller than the sum of its proper divisors (885248364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
516393948 is a wasteful number, since it uses less digits than its factorization.
516393948 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 878242 (or 878233 counting only the distinct ones).
The product of its digits is 699840, while the sum is 48.
The square root of 516393948 is about 22724.3030256155. The cubic root of 516393948 is about 802.2819989947.
The spelling of 516393948 in words is "five hundred sixteen million, three hundred ninety-three thousand, nine hundred forty-eight".
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