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153223152 = 2433192149
BaseRepresentation
bin10010010000111…
…11111111110000
3101200022112122120
421020133333300
5303211120102
623112034240
73540242505
oct1110377760
9350275576
10153223152
1179543905
1243392980
1325989cb4
14164c74ac
15d6b96bc
hex921fff0

153223152 has 20 divisors (see below), whose sum is σ = 395826600. Its totient is φ = 51074368.

The previous prime is 153223127. The next prime is 153223157. The reversal of 153223152 is 251322351.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153223157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1596027 + ... + 1596122.

It is an arithmetic number, because the mean of its divisors is an integer number (19791330).

Almost surely, 2153223152 is an apocalyptic number.

153223152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

153223152 is an abundant number, since it is smaller than the sum of its proper divisors (242603448).

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

153223152 is a wasteful number, since it uses less digits than its factorization.

153223152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3192160 (or 3192154 counting only the distinct ones).

The product of its digits is 1800, while the sum is 24.

The square root of 153223152 is about 12378.3339751357. Note that the first 3 decimals coincide. The cubic root of 153223152 is about 535.1080248865.

The spelling of 153223152 in words is "one hundred fifty-three million, two hundred twenty-three thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 16 24 48 3192149 6384298 9576447 12768596 19152894 25537192 38305788 51074384 76611576 153223152