Base | Representation |
---|---|
bin | 1111111110101010110… |
… | …0100010110001010001 |
3 | 222020120210201112221100 |
4 | 3333222230202301101 |
5 | 13444204221004240 |
6 | 330040222415013 |
7 | 25555605423030 |
oct | 3775254426121 |
9 | 866523645840 |
10 | 274520484945 |
11 | a6472725543 |
12 | 45254431469 |
13 | 1cb6c163395 |
14 | d403216717 |
15 | 721a86ce30 |
hex | 3feab22c51 |
274520484945 has 48 divisors (see below), whose sum is σ = 545110151040. Its totient is φ = 125195507712.
The previous prime is 274520484937. The next prime is 274520484947. The reversal of 274520484945 is 549484025472.
274520484945 is a `hidden beast` number, since 2 + 74 + 5 + 2 + 0 + 484 + 94 + 5 = 666.
It is not a de Polignac number, because 274520484945 - 23 = 274520484937 is a prime.
It is a super-2 number, since 2×2745204849452 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 274520484891 and 274520484900.
It is not an unprimeable number, because it can be changed into a prime (274520484947) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 907984 + ... + 1171953.
It is an arithmetic number, because the mean of its divisors is an integer number (11356461480).
Almost surely, 2274520484945 is an apocalyptic number.
It is an amenable number.
274520484945 is a deficient number, since it is larger than the sum of its proper divisors (270589666095).
274520484945 is a wasteful number, since it uses less digits than its factorization.
274520484945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2080374 (or 2080371 counting only the distinct ones).
The product of its (nonzero) digits is 12902400, while the sum is 54.
The spelling of 274520484945 in words is "two hundred seventy-four billion, five hundred twenty million, four hundred eighty-four thousand, nine hundred forty-five".
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