Base | Representation |
---|---|
bin | 100000111111001… |
… | …100101011001011 |
3 | 1102120101120001222 |
4 | 200333030223023 |
5 | 2113140003044 |
6 | 130530032255 |
7 | 16500100400 |
oct | 4077145313 |
9 | 1376346058 |
10 | 553437899 |
11 | 2644460a3 |
12 | 13541868b |
13 | 8a875261 |
14 | 537062a7 |
15 | 338c18ee |
hex | 20fccacb |
553437899 has 12 divisors (see below), whose sum is σ = 647526384. Its totient is φ = 471626064.
The previous prime is 553437887. The next prime is 553437901. The reversal of 553437899 is 998734355.
It is a de Polignac number, because none of the positive numbers 2k-553437899 is a prime.
It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 553437899.
It is not an unprimeable number, because it can be changed into a prime (553437809) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24167 + ... + 41120.
It is an arithmetic number, because the mean of its divisors is an integer number (53960532).
Almost surely, 2553437899 is an apocalyptic number.
553437899 is a deficient number, since it is larger than the sum of its proper divisors (94088485).
553437899 is a wasteful number, since it uses less digits than its factorization.
553437899 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65474 (or 65467 counting only the distinct ones).
The product of its digits is 4082400, while the sum is 53.
The square root of 553437899 is about 23525.2608699670. The cubic root of 553437899 is about 821.0248434343.
The spelling of 553437899 in words is "five hundred fifty-three million, four hundred thirty-seven thousand, eight hundred ninety-nine".
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