Base | Representation |
---|---|
bin | 101000111001110… |
… | …0111011101111001 |
3 | 10112122120111011012 |
4 | 1101303213131321 |
5 | 10302324013442 |
6 | 344105043305 |
7 | 46003635305 |
oct | 12163473571 |
9 | 3478514135 |
10 | 1372485497 |
11 | 644806739 |
12 | 323786535 |
13 | 18b466bc6 |
14 | d03ccd05 |
15 | 8075c582 |
hex | 51ce7779 |
1372485497 has 8 divisors (see below), whose sum is σ = 1454069736. Its totient is φ = 1290995712.
The previous prime is 1372485487. The next prime is 1372485503. The reversal of 1372485497 is 7945842731.
It can be written as a sum of positive squares in 4 ways, for example, as 840768016 + 531717481 = 28996^2 + 23059^2 .
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 1372485497 - 28 = 1372485241 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1372485487) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7493 + ... + 52925.
It is an arithmetic number, because the mean of its divisors is an integer number (181758717).
Almost surely, 21372485497 is an apocalyptic number.
1372485497 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
It is an amenable number.
1372485497 is a deficient number, since it is larger than the sum of its proper divisors (81584239).
1372485497 is a wasteful number, since it uses less digits than its factorization.
1372485497 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47227.
The product of its digits is 1693440, while the sum is 50.
The square root of 1372485497 is about 37047.0713687330. The cubic root of 1372485497 is about 1111.3117886842.
The spelling of 1372485497 in words is "one billion, three hundred seventy-two million, four hundred eighty-five thousand, four hundred ninety-seven".
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