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152152242 = 23112305337
BaseRepresentation
bin10010001000110…
…10100010110010
3101121022010122020
421010122202302
5302422332432
623033052310
73525162354
oct1104324262
9347263566
10152152242
1178982260
1242b57096
13256a3718
14162c90d4
15d55722c
hex911a8b2

152152242 has 16 divisors (see below), whose sum is σ = 331968672. Its totient is φ = 46106720.

The previous prime is 152152211. The next prime is 152152249. The reversal of 152152242 is 242251251.

152152242 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (152152249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1152603 + ... + 1152734.

It is an arithmetic number, because the mean of its divisors is an integer number (20748042).

Almost surely, 2152152242 is an apocalyptic number.

152152242 is an abundant number, since it is smaller than the sum of its proper divisors (179816430).

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

152152242 is a wasteful number, since it uses less digits than its factorization.

152152242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2305353.

The product of its digits is 1600, while the sum is 24.

The square root of 152152242 is about 12335.0006890960. Note that the first 3 decimals coincide. The cubic root of 152152242 is about 533.8584469590.

Subtracting 152152242 from its reverse (242251251), we obtain a palindrome (90099009).

The spelling of 152152242 in words is "one hundred fifty-two million, one hundred fifty-two thousand, two hundred forty-two".

Divisors: 1 2 3 6 11 22 33 66 2305337 4610674 6916011 13832022 25358707 50717414 76076121 152152242