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426571133161 = 23120115442607
BaseRepresentation
bin1100011010100011001…
…11101111000011101001
31111210001110211210022211
412031101213233003221
523442104202230121
6523544123445121
742550554543355
oct6152147570351
91453043753284
10426571133161
111549a9313a88
126a8099867a1
13312c1511344
1416909088465
15b1694b6ce1
hex63519ef0e9

426571133161 has 8 divisors (see below), whose sum is σ = 445488355584. Its totient is φ = 407684798400.

The previous prime is 426571133141. The next prime is 426571133189. The reversal of 426571133161 is 161331175624.

It is a happy number.

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 426571133161 - 211 = 426571131113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426571133101) 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, 7693681 + ... + 7748926.

It is an arithmetic number, because the mean of its divisors is an integer number (55686044448).

Almost surely, 2426571133161 is an apocalyptic number.

It is an amenable number.

426571133161 is a deficient number, since it is larger than the sum of its proper divisors (18917222423).

426571133161 is a wasteful number, since it uses less digits than its factorization.

426571133161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15443831.

The product of its digits is 90720, while the sum is 40.

The spelling of 426571133161 in words is "four hundred twenty-six billion, five hundred seventy-one million, one hundred thirty-three thousand, one hundred sixty-one".

Divisors: 1 23 1201 27623 15442607 355179961 18546571007 426571133161