Base | Representation |
---|---|
bin | 101010011110101… |
… | …0110111001011111 |
3 | 10200100002100001010 |
4 | 1110331112321133 |
5 | 10404343330334 |
6 | 353234350303 |
7 | 50215310523 |
oct | 12475267137 |
9 | 3610070033 |
10 | 1425370719 |
11 | 671648133 |
12 | 33942b393 |
13 | 1993c2636 |
14 | d7437d83 |
15 | 852070e9 |
hex | 54f56e5f |
1425370719 has 4 divisors (see below), whose sum is σ = 1900494296. Its totient is φ = 950247144.
The previous prime is 1425370631. The next prime is 1425370757. The reversal of 1425370719 is 9170735241.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 1425370719 - 213 = 1425362527 is a prime.
It is a super-2 number, since 2×14253707192 = 4063363373165153922, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1425370759) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237561784 + ... + 237561789.
It is an arithmetic number, because the mean of its divisors is an integer number (475123574).
Almost surely, 21425370719 is an apocalyptic number.
1425370719 is a deficient number, since it is larger than the sum of its proper divisors (475123577).
1425370719 is an equidigital number, since it uses as much as digits as its factorization.
1425370719 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 475123576.
The product of its (nonzero) digits is 52920, while the sum is 39.
The square root of 1425370719 is about 37754.0821501464. The cubic root of 1425370719 is about 1125.4061332665.
The spelling of 1425370719 in words is "one billion, four hundred twenty-five million, three hundred seventy thousand, seven hundred nineteen".
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