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226286536 = 23729139339
BaseRepresentation
bin11010111110011…
…01101111001000
3120202210112202211
431133031233020
5430412132121
634242034504
75415255340
oct1537155710
9522715684
10226286536
11106807473
1263948a34
1337b5bc78
14220a5d20
1514cecce1
hexd7cdbc8

226286536 has 32 divisors (see below), whose sum is σ = 501624000. Its totient is φ = 93635136.

The previous prime is 226286531. The next prime is 226286551. The reversal of 226286536 is 635682622.

It is not an unprimeable number, because it can be changed into a prime (226286531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68046 + ... + 71293.

It is an arithmetic number, because the mean of its divisors is an integer number (15675750).

Almost surely, 2226286536 is an apocalyptic number.

It is an amenable number.

226286536 is an abundant number, since it is smaller than the sum of its proper divisors (275337464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

226286536 is a wasteful number, since it uses less digits than its factorization.

226286536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139381 (or 139377 counting only the distinct ones).

The product of its digits is 207360, while the sum is 40.

The square root of 226286536 is about 15042.8234051989. The cubic root of 226286536 is about 609.3772521188.

The spelling of 226286536 in words is "two hundred twenty-six million, two hundred eighty-six thousand, five hundred thirty-six".

Divisors: 1 2 4 7 8 14 28 29 56 58 116 203 232 406 812 1624 139339 278678 557356 975373 1114712 1950746 3901492 4040831 7802984 8081662 16163324 28285817 32326648 56571634 113143268 226286536