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426881156 = 221323591759
BaseRepresentation
bin11001011100011…
…011000010000100
31002202020210212012
4121130123002010
51333240144111
6110205313352
713402300322
oct3134330204
91082223765
10426881156
111a9a66149
12bab65858
136a593b00
14409a0d12
152772348b
hex1971b084

426881156 has 36 divisors (see below), whose sum is σ = 811641600. Its totient is φ = 196361568.

The previous prime is 426881149. The next prime is 426881159. The reversal of 426881156 is 651188624.

It is a super-3 number, since 3×4268811563 (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426881159) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 241805 + ... + 243563.

It is an arithmetic number, because the mean of its divisors is an integer number (22545600).

Almost surely, 2426881156 is an apocalyptic number.

It is an amenable number.

426881156 is a deficient number, since it is larger than the sum of its proper divisors (384760444).

426881156 is a wasteful number, since it uses less digits than its factorization.

426881156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2148 (or 2133 counting only the distinct ones).

The product of its digits is 92160, while the sum is 41.

The square root of 426881156 is about 20661.1024875247. The cubic root of 426881156 is about 752.9549533406.

The spelling of 426881156 in words is "four hundred twenty-six million, eight hundred eighty-one thousand, one hundred fifty-six".

Divisors: 1 2 4 13 26 52 169 338 359 676 718 1436 1759 3518 4667 7036 9334 18668 22867 45734 60671 91468 121342 242684 297271 594542 631481 1189084 1262962 2525924 8209253 16418506 32837012 106720289 213440578 426881156