Base | Representation |
---|---|
bin | 11001010110101… |
… | …010011100001101 |
3 | 1002122102002212111 |
4 | 121112222130031 |
5 | 1332343341110 |
6 | 110113104021 |
7 | 13353411604 |
oct | 3126523415 |
9 | 1078362774 |
10 | 425371405 |
11 | 1a9124918 |
12 | ba558011 |
13 | 6a185874 |
14 | 406caa3b |
15 | 27525e8a |
hex | 195aa70d |
425371405 has 8 divisors (see below), whose sum is σ = 510677784. Its totient is φ = 340142400.
The previous prime is 425371403. The next prime is 425371417. The reversal of 425371405 is 504173524.
It can be written as a sum of positive squares in 4 ways, for example, as 115541001 + 309830404 = 10749^2 + 17602^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 425371405 - 21 = 425371403 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (425371403) 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, 6466 + ... + 29875.
It is an arithmetic number, because the mean of its divisors is an integer number (63834723).
Almost surely, 2425371405 is an apocalyptic number.
It is an amenable number.
425371405 is a deficient number, since it is larger than the sum of its proper divisors (85306379).
425371405 is a wasteful number, since it uses less digits than its factorization.
425371405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38687.
The product of its (nonzero) digits is 16800, while the sum is 31.
The square root of 425371405 is about 20624.5340553429. The cubic root of 425371405 is about 752.0662459795.
The spelling of 425371405 in words is "four hundred twenty-five million, three hundred seventy-one thousand, four hundred five".
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