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426280208 = 24791632069
BaseRepresentation
bin11001011010001…
…000010100010000
31002201010021111212
4121122020110100
51333111431313
6110144355252
713364215304
oct3132102420
91081107455
10426280208
111a96956a2
12ba915b28
136a413413
1440885d04
15276553a8
hex19688510

426280208 has 40 divisors (see below), whose sum is σ = 841910400. Its totient is φ = 209049984.

The previous prime is 426280207. The next prime is 426280213. The reversal of 426280208 is 802082624.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (426280201) 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, 204998 + ... + 207066.

It is an arithmetic number, because the mean of its divisors is an integer number (21047760).

Almost surely, 2426280208 is an apocalyptic number.

It is an amenable number.

426280208 is a deficient number, since it is larger than the sum of its proper divisors (415630192).

426280208 is a wasteful number, since it uses less digits than its factorization.

426280208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2319 (or 2313 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 426280208 is about 20646.5543856596. The cubic root of 426280208 is about 752.6014597396.

The spelling of 426280208 in words is "four hundred twenty-six million, two hundred eighty thousand, two hundred eight".

Divisors: 1 2 4 8 16 79 158 163 316 326 632 652 1264 1304 2069 2608 4138 8276 12877 16552 25754 33104 51508 103016 163451 206032 326902 337247 653804 674494 1307608 1348988 2615216 2697976 5395952 26642513 53285026 106570052 213140104 426280208