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425847297 = 31719143717
BaseRepresentation
bin11001011000011…
…110101000000001
31002200022021200010
4121120132220001
51333004103142
6110131215133
713360433211
oct3130365001
91080267603
10425847297
111a941a417
12ba7474a9
136a2c1365
14407b2241
15275bbe9c
hex1961ea01

425847297 has 16 divisors (see below), whose sum is σ = 604357632. Its totient is φ = 265793280.

The previous prime is 425847293. The next prime is 425847313. The reversal of 425847297 is 792748524.

It is not a de Polignac number, because 425847297 - 22 = 425847293 is a prime.

It is not an unprimeable number, because it can be changed into a prime (425847293) 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, 12118 + ... + 31599.

It is an arithmetic number, because the mean of its divisors is an integer number (37772352).

Almost surely, 2425847297 is an apocalyptic number.

It is an amenable number.

425847297 is a deficient number, since it is larger than the sum of its proper divisors (178510335).

425847297 is a wasteful number, since it uses less digits than its factorization.

425847297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43928.

The product of its digits is 1128960, while the sum is 48.

The square root of 425847297 is about 20636.0678667231. The cubic root of 425847297 is about 752.3466040530.

The spelling of 425847297 in words is "four hundred twenty-five million, eight hundred forty-seven thousand, two hundred ninety-seven".

Divisors: 1 3 17 51 191 573 3247 9741 43717 131151 743189 2229567 8349947 25049841 141949099 425847297