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149060286 = 23223360049
BaseRepresentation
bin10001110001001…
…11101010111110
3101101111001021100
420320213222332
5301124412121
622442513530
73456664044
oct1070475276
9341431240
10149060286
1177160221
1241b058a6
1324b6026b
1415b22394
15d146026
hex8e27abe

149060286 has 24 divisors (see below), whose sum is σ = 337006800. Its totient is φ = 47526336.

The previous prime is 149060279. The next prime is 149060287. The reversal of 149060286 is 682060941.

149060286 is a `hidden beast` number, since 1 + 49 + 0 + 602 + 8 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 149060286.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149060287) 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, 179611 + ... + 180438.

It is an arithmetic number, because the mean of its divisors is an integer number (14041950).

Almost surely, 2149060286 is an apocalyptic number.

149060286 is an abundant number, since it is smaller than the sum of its proper divisors (187946514).

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

149060286 is a wasteful number, since it uses less digits than its factorization.

149060286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360080 (or 360077 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 149060286 is about 12209.0247767789. The cubic root of 149060286 is about 530.2174093218.

It can be divided in two parts, 1490 and 60286, that added together give a triangular number (61776 = T351).

The spelling of 149060286 in words is "one hundred forty-nine million, sixty thousand, two hundred eighty-six".

Divisors: 1 2 3 6 9 18 23 46 69 138 207 414 360049 720098 1080147 2160294 3240441 6480882 8281127 16562254 24843381 49686762 74530143 149060286