Base | Representation |
---|---|
bin | 11110101001111… |
… | …101111001100001 |
3 | 1022211210001112220 |
4 | 132221331321201 |
5 | 2023131133141 |
6 | 123011341253 |
7 | 15513426105 |
oct | 3651757141 |
9 | 1284701486 |
10 | 514317921 |
11 | 244356737 |
12 | 1242b1829 |
13 | 82729140 |
14 | 4c441905 |
15 | 30245766 |
hex | 1ea7de61 |
514317921 has 16 divisors (see below), whose sum is σ = 744152640. Its totient is φ = 314084160.
The previous prime is 514317919. The next prime is 514317941. The reversal of 514317921 is 129713415.
It is not a de Polignac number, because 514317921 - 21 = 514317919 is a prime.
It is not an unprimeable number, because it can be changed into a prime (514317941) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45226 + ... + 55443.
It is an arithmetic number, because the mean of its divisors is an integer number (46509540).
Almost surely, 2514317921 is an apocalyptic number.
It is an amenable number.
514317921 is a deficient number, since it is larger than the sum of its proper divisors (229834719).
514317921 is a wasteful number, since it uses less digits than its factorization.
514317921 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100816.
The product of its digits is 7560, while the sum is 33.
The square root of 514317921 is about 22678.5784607413. The cubic root of 514317921 is about 801.2054332718.
The spelling of 514317921 in words is "five hundred fourteen million, three hundred seventeen thousand, nine hundred twenty-one".
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