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150239157 = 3613672237
BaseRepresentation
bin10001111010001…
…11011110110101
3101110200221101020
420331013132311
5301430123112
622524051353
73503004015
oct1075073665
9343627336
10150239157
11778959a2
1242393b59
1325183a13
1415d4bc45
15d2ca48c
hex8f477b5

150239157 has 16 divisors (see below), whose sum is σ = 204248832. Its totient is φ = 98205120.

The previous prime is 150239107. The next prime is 150239171. The reversal of 150239157 is 751932051.

It is not a de Polignac number, because 150239157 - 26 = 150239093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150239107) 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 15 ways as a sum of consecutive naturals, for example, 66043 + ... + 68279.

It is an arithmetic number, because the mean of its divisors is an integer number (12765552).

Almost surely, 2150239157 is an apocalyptic number.

It is an amenable number.

150239157 is a deficient number, since it is larger than the sum of its proper divisors (54009675).

150239157 is a wasteful number, since it uses less digits than its factorization.

150239157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2668.

The product of its (nonzero) digits is 9450, while the sum is 33.

The square root of 150239157 is about 12257.2083689558. The cubic root of 150239157 is about 531.6115149119.

The spelling of 150239157 in words is "one hundred fifty million, two hundred thirty-nine thousand, one hundred fifty-seven".

Divisors: 1 3 61 183 367 1101 2237 6711 22387 67161 136457 409371 820979 2462937 50079719 150239157