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153228236 = 22719288023
BaseRepresentation
bin10010010001000…
…01001111001100
3101200022210121212
421020201033030
5303211300421
623112113552
73540263360
oct1110411714
9350283555
10153228236
1179547707
12433958b8
132598c3c5
14164c92a0
15d6bae5b
hex92213cc

153228236 has 24 divisors (see below), whose sum is σ = 322586880. Its totient is φ = 62212752.

The previous prime is 153228233. The next prime is 153228253. The reversal of 153228236 is 632822351.

It is not an unprimeable number, because it can be changed into a prime (153228233) 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, 143480 + ... + 144543.

It is an arithmetic number, because the mean of its divisors is an integer number (13441120).

Almost surely, 2153228236 is an apocalyptic number.

It is an amenable number.

153228236 is an abundant number, since it is smaller than the sum of its proper divisors (169358644).

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

153228236 is a wasteful number, since it uses less digits than its factorization.

153228236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288053 (or 288051 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 153228236 is about 12378.5393322476. The cubic root of 153228236 is about 535.1139431807.

The spelling of 153228236 in words is "one hundred fifty-three million, two hundred twenty-eight thousand, two hundred thirty-six".

Divisors: 1 2 4 7 14 19 28 38 76 133 266 532 288023 576046 1152092 2016161 4032322 5472437 8064644 10944874 21889748 38307059 76614118 153228236