Base | Representation |
---|---|
bin | 101000111001100… |
… | …1100010110101101 |
3 | 10112122100211211011 |
4 | 1101303030112231 |
5 | 10302311440240 |
6 | 344102425221 |
7 | 46002663451 |
oct | 12163142655 |
9 | 3478324734 |
10 | 1372374445 |
11 | 644740262 |
12 | 323732211 |
13 | 18b4284b0 |
14 | d03a0661 |
15 | 807396ea |
hex | 51ccc5ad |
1372374445 has 16 divisors (see below), whose sum is σ = 1778641200. Its totient is φ = 1010525184.
The previous prime is 1372374431. The next prime is 1372374449. The reversal of 1372374445 is 5444732731.
It can be written as a sum of positive squares in 8 ways, for example, as 20268004 + 1352106441 = 4502^2 + 36771^2 .
It is a cyclic number.
It is not a de Polignac number, because 1372374445 - 229 = 835503533 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1372374398 and 1372374407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1372374449) 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, 7564 + ... + 52933.
It is an arithmetic number, because the mean of its divisors is an integer number (111165075).
Almost surely, 21372374445 is an apocalyptic number.
It is an amenable number.
1372374445 is a deficient number, since it is larger than the sum of its proper divisors (406266755).
1372374445 is a wasteful number, since it uses less digits than its factorization.
1372374445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60864.
The product of its digits is 282240, while the sum is 40.
The square root of 1372374445 is about 37045.5725424780. The cubic root of 1372374445 is about 1111.2818146637.
The spelling of 1372374445 in words is "one billion, three hundred seventy-two million, three hundred seventy-four thousand, four hundred forty-five".
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