Base | Representation |
---|---|
bin | 11111101001001… |
… | …111001101000111 |
3 | 1100222222201012122 |
4 | 133221033031013 |
5 | 2041402411004 |
6 | 124403040155 |
7 | 16104415502 |
oct | 3751171507 |
9 | 1328881178 |
10 | 530903879 |
11 | 252754a40 |
12 | 12997005b |
13 | 85cb560c |
14 | 5071c139 |
15 | 3191ecbe |
hex | 1fa4f347 |
530903879 has 4 divisors (see below), whose sum is σ = 579167880. Its totient is φ = 482639880.
The previous prime is 530903873. The next prime is 530903887. The reversal of 530903879 is 978309035.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 530903879 - 28 = 530903623 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 (530903873) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24131984 + ... + 24132005.
It is an arithmetic number, because the mean of its divisors is an integer number (144791970).
Almost surely, 2530903879 is an apocalyptic number.
530903879 is a deficient number, since it is larger than the sum of its proper divisors (48264001).
530903879 is a wasteful number, since it uses less digits than its factorization.
530903879 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48264000.
The product of its (nonzero) digits is 204120, while the sum is 44.
The square root of 530903879 is about 23041.3515011598. The cubic root of 530903879 is about 809.7270222753.
It can be divided in two parts, 530 and 903879, that added together give a palindrome (904409).
The spelling of 530903879 in words is "five hundred thirty million, nine hundred three thousand, eight hundred seventy-nine".
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