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150538806 = 23211760297
BaseRepresentation
bin10001111100100…
…00101000110110
3101111021011102100
420332100220312
5302014220211
622534322530
73505362435
oct1076205066
9344234370
10150538806
1177a80040
12424b9446
132525a222
1415dc911c
15d339156
hex8f90a36

150538806 has 24 divisors (see below), whose sum is σ = 355819464. Its totient is φ = 45617760.

The previous prime is 150538799. The next prime is 150538823. The reversal of 150538806 is 608835051.

It is a super-2 number, since 2×1505388062 = 45323864223811272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 379951 + ... + 380346.

It is an arithmetic number, because the mean of its divisors is an integer number (14825811).

Almost surely, 2150538806 is an apocalyptic number.

150538806 is an abundant number, since it is smaller than the sum of its proper divisors (205280658).

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

150538806 is a wasteful number, since it uses less digits than its factorization.

150538806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760316 (or 760313 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 150538806 is about 12269.4256589296. The cubic root of 150538806 is about 531.9647097212.

The spelling of 150538806 in words is "one hundred fifty million, five hundred thirty-eight thousand, eight hundred six".

Divisors: 1 2 3 6 9 11 18 22 33 66 99 198 760297 1520594 2280891 4561782 6842673 8363267 13685346 16726534 25089801 50179602 75269403 150538806