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136227546 = 23272131092
BaseRepresentation
bin10000001111010…
…10101011011010
3100111100002001200
420013222223122
5234333240141
621303455030
73242625600
oct1007525332
9314302050
10136227546
116a995854
1239757476
13222b9220
1414141870
15be5dab6
hex81eaada

136227546 has 108 divisors (see below), whose sum is σ = 373183902. Its totient is φ = 35598528.

The previous prime is 136227541. The next prime is 136227557. The reversal of 136227546 is 645722631.

136227546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 116964225 + 19263321 = 10815^2 + 4389^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 136227546.

It is not an unprimeable number, because it can be changed into a prime (136227541) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 1249740 + ... + 1249848.

Almost surely, 2136227546 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136227546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186591951).

136227546 is an abundant number, since it is smaller than the sum of its proper divisors (236956356).

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

136227546 is a wasteful number, since it uses less digits than its factorization.

136227546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253 (or 134 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 136227546 is about 11671.6556666139. The cubic root of 136227546 is about 514.5429646197.

The spelling of 136227546 in words is "one hundred thirty-six million, two hundred twenty-seven thousand, five hundred forty-six".

Divisors: 1 2 3 6 7 9 13 14 18 21 26 39 42 49 63 78 91 98 109 117 126 147 182 218 234 273 294 327 441 546 637 654 763 819 882 981 1274 1417 1526 1638 1911 1962 2289 2834 3822 4251 4578 5341 5733 6867 8502 9919 10682 11466 11881 12753 13734 16023 19838 23762 25506 29757 32046 35643 48069 59514 69433 71286 83167 89271 96138 106929 138866 154453 166334 178542 208299 213858 249501 308906 416598 463359 499002 582169 624897 748503 926718 1081171 1164338 1249794 1390077 1497006 1746507 2162342 2780154 3243513 3493014 5239521 6487026 7568197 9730539 10479042 15136394 19461078 22704591 45409182 68113773 136227546