Base | Representation |
---|---|
bin | 111100111100110… |
… | …1000111110111111 |
3 | 12021112022112210101 |
4 | 1321321220332333 |
5 | 13142024400330 |
6 | 534534421531 |
7 | 101452341550 |
oct | 17171507677 |
9 | 5245275711 |
10 | 2045153215 |
11 | 95a487976 |
12 | 490b018a7 |
13 | 267926641 |
14 | 155890327 |
15 | be8314ca |
hex | 79e68fbf |
2045153215 has 16 divisors (see below), whose sum is σ = 2926729728. Its totient is φ = 1341416736.
The previous prime is 2045153203. The next prime is 2045153251. The reversal of 2045153215 is 5123515402.
It is a cyclic number.
It is not a de Polignac number, because 2045153215 - 25 = 2045153183 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1269477 + ... + 1271086.
It is an arithmetic number, because the mean of its divisors is an integer number (182920608).
Almost surely, 22045153215 is an apocalyptic number.
2045153215 is a deficient number, since it is larger than the sum of its proper divisors (881576513).
2045153215 is a wasteful number, since it uses less digits than its factorization.
2045153215 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2540598.
The product of its (nonzero) digits is 6000, while the sum is 28.
The square root of 2045153215 is about 45223.3702304461. The cubic root of 2045153215 is about 1269.3321586360.
Adding to 2045153215 its reverse (5123515402), we get a palindrome (7168668617).
The spelling of 2045153215 in words is "two billion, forty-five million, one hundred fifty-three thousand, two hundred fifteen".
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