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150554142 = 23217492007
BaseRepresentation
bin10001111100101…
…00011000011110
3101111021221110100
420332110120132
5302020213032
622534521530
73505455234
oct1076243036
9344257410
10150554142
1177a90612
12425062a6
13252641bb
1415dd0954
15d33d97c
hex8f9461e

150554142 has 24 divisors (see below), whose sum is σ = 345389616. Its totient is φ = 47232576.

The previous prime is 150554141. The next prime is 150554143. The reversal of 150554142 is 241455051.

150554142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (150554141) and next prime (150554143).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150554141) 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, 245698 + ... + 246309.

It is an arithmetic number, because the mean of its divisors is an integer number (14391234).

Almost surely, 2150554142 is an apocalyptic number.

150554142 is an abundant number, since it is smaller than the sum of its proper divisors (194835474).

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

150554142 is a wasteful number, since it uses less digits than its factorization.

150554142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492032 (or 492029 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 150554142 is about 12270.0506111426. The cubic root of 150554142 is about 531.9827735768.

Subtracting 150554142 from its reverse (241455051), we obtain a palindrome (90900909).

The spelling of 150554142 in words is "one hundred fifty million, five hundred fifty-four thousand, one hundred forty-two".

Divisors: 1 2 3 6 9 17 18 34 51 102 153 306 492007 984014 1476021 2952042 4428063 8364119 8856126 16728238 25092357 50184714 75277071 150554142