Base | Representation |
---|---|
bin | 1010010000001001… |
… | …11010100101010101 |
3 | 112012121011010000221 |
4 | 11020010322211111 |
5 | 42233034343011 |
6 | 2310102234341 |
7 | 253254026110 |
oct | 51004724525 |
9 | 15177133027 |
10 | 5504215381 |
11 | 2374a93535 |
12 | 10974259b1 |
13 | 69945b5a2 |
14 | 3a3033577 |
15 | 223353971 |
hex | 14813a955 |
5504215381 has 4 divisors (see below), whose sum is σ = 6290531872. Its totient is φ = 4717898892.
The previous prime is 5504215373. The next prime is 5504215391. The reversal of 5504215381 is 1835124055.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 5504215381 - 23 = 5504215373 is a prime.
It is a super-2 number, since 2×55042153812 = 60592773920873950322, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5504215331) 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, 393158235 + ... + 393158248.
It is an arithmetic number, because the mean of its divisors is an integer number (1572632968).
Almost surely, 25504215381 is an apocalyptic number.
It is an amenable number.
5504215381 is a deficient number, since it is larger than the sum of its proper divisors (786316491).
5504215381 is an equidigital number, since it uses as much as digits as its factorization.
5504215381 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 786316490.
The product of its (nonzero) digits is 24000, while the sum is 34.
The square root of 5504215381 is about 74190.3995204231. The cubic root of 5504215381 is about 1765.6250150253.
The spelling of 5504215381 in words is "five billion, five hundred four million, two hundred fifteen thousand, three hundred eighty-one".
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