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150228378 = 23310925523
BaseRepresentation
bin10001111010001…
…00110110011010
3101110200101121000
420331010312122
5301424302003
622523525430
73502630416
oct1075046632
9343611530
10150228378
1177888893
1242389876
132517bb41
1415d47d46
15d2c71a3
hex8f44d9a

150228378 has 32 divisors (see below), whose sum is σ = 336916800. Its totient is φ = 49614768.

The previous prime is 150228367. The next prime is 150228389. The reversal of 150228378 is 873822051.

150228378 is a `hidden beast` number, since 1 + 502 + 2 + 83 + 78 = 666.

150228378 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 (150228367) and next prime (150228389).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6876 + ... + 18647.

It is an arithmetic number, because the mean of its divisors is an integer number (10528650).

Almost surely, 2150228378 is an apocalyptic number.

150228378 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

150228378 is an abundant number, since it is smaller than the sum of its proper divisors (186688422).

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

150228378 is a wasteful number, since it uses less digits than its factorization.

150228378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25643 (or 25637 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 150228378 is about 12256.7686606218. The cubic root of 150228378 is about 531.5988010103.

The spelling of 150228378 in words is "one hundred fifty million, two hundred twenty-eight thousand, three hundred seventy-eight".

Divisors: 1 2 3 6 9 18 27 54 109 218 327 654 981 1962 2943 5886 25523 51046 76569 153138 229707 459414 689121 1378242 2782007 5564014 8346021 16692042 25038063 50076126 75114189 150228378