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317201426 = 2401395513
BaseRepresentation
bin10010111010000…
…001110000010010
3211002212111112222
4102322001300102
51122200421201
651250421042
710601111333
oct2272016022
9732774488
10317201426
11153063143
128a291782
1350941469
14301b028a
151ccaa91b
hex12e81c12

317201426 has 8 divisors (see below), whose sum is σ = 476989884. Its totient is φ = 158204800.

The previous prime is 317201377. The next prime is 317201459. The reversal of 317201426 is 624102713.

It can be written as a sum of positive squares in 2 ways, for example, as 297390025 + 19811401 = 17245^2 + 4451^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 317201395 and 317201404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196955 + ... + 198558.

Almost surely, 2317201426 is an apocalyptic number.

317201426 is a deficient number, since it is larger than the sum of its proper divisors (159788458).

317201426 is a wasteful number, since it uses less digits than its factorization.

317201426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395916.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 317201426 is about 17810.1495221124. The cubic root of 317201426 is about 681.9905815929.

The spelling of 317201426 in words is "three hundred seventeen million, two hundred one thousand, four hundred twenty-six".

Divisors: 1 2 401 802 395513 791026 158600713 317201426