Base | Representation |
---|---|
bin | 1100011100110… |
… | …0010010101001 |
3 | 10122020220021000 |
4 | 3013030102221 |
5 | 101331421001 |
6 | 5103105213 |
7 | 1202560104 |
oct | 307142251 |
9 | 118226230 |
10 | 52217001 |
11 | 27525451 |
12 | 155a2209 |
13 | aa83545 |
14 | 6d1373b |
15 | 48b6a86 |
hex | 31cc4a9 |
52217001 has 16 divisors (see below), whose sum is σ = 77492800. Its totient is φ = 34750944.
The previous prime is 52216999. The next prime is 52217029. The reversal of 52217001 is 10071225.
It is not a de Polignac number, because 52217001 - 21 = 52216999 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (52217201) 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, 18645 + ... + 21261.
It is an arithmetic number, because the mean of its divisors is an integer number (4843300).
Almost surely, 252217001 is an apocalyptic number.
It is an amenable number.
52217001 is a deficient number, since it is larger than the sum of its proper divisors (25275799).
52217001 is a wasteful number, since it uses less digits than its factorization.
52217001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3365 (or 3359 counting only the distinct ones).
The product of its (nonzero) digits is 140, while the sum is 18.
The square root of 52217001 is about 7226.1331983295. The cubic root of 52217001 is about 373.7695993868.
Adding to 52217001 its reverse (10071225), we get a palindrome (62288226).
The spelling of 52217001 in words is "fifty-two million, two hundred seventeen thousand, one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •