Base | Representation |
---|---|
bin | 1000010111010011… |
… | …1110010101100111 |
3 | 12210110211211222001 |
4 | 2011310332111213 |
5 | 14044241202201 |
6 | 1010443350131 |
7 | 106432236316 |
oct | 20564762547 |
9 | 5713754861 |
10 | 2245256551 |
11 | a5243052a |
12 | 527b22347 |
13 | 29a218995 |
14 | 17429c27d |
15 | d21ab301 |
hex | 85d3e567 |
2245256551 has 8 divisors (see below), whose sum is σ = 2293807680. Its totient is φ = 2197208832.
The previous prime is 2245256549. The next prime is 2245256579. The reversal of 2245256551 is 1556525422.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2245256551 - 21 = 2245256549 is a prime.
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 2245256551.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2245256591) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116830 + ... + 134683.
It is an arithmetic number, because the mean of its divisors is an integer number (286725960).
Almost surely, 22245256551 is an apocalyptic number.
2245256551 is a deficient number, since it is larger than the sum of its proper divisors (48551129).
2245256551 is a wasteful number, since it uses less digits than its factorization.
2245256551 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 251705.
The product of its digits is 120000, while the sum is 37.
The square root of 2245256551 is about 47384.1381793528. The cubic root of 2245256551 is about 1309.4492082662.
It can be divided in two parts, 22452 and 56551, that added together give a triangular number (79003 = T397).
The spelling of 2245256551 in words is "two billion, two hundred forty-five million, two hundred fifty-six thousand, five hundred fifty-one".
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