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153254412 = 22324257067
BaseRepresentation
bin10010010001001…
…11101000001100
3101200101010112100
421020213220030
5303213120122
623112435100
73540432603
oct1110475014
9350333470
10153254412
1179565343
12433a8a90
132599b2ac
14164d4a3a
15d6c3aac
hex9227a0c

153254412 has 18 divisors (see below), whose sum is σ = 387393188. Its totient is φ = 51084792.

The previous prime is 153254401. The next prime is 153254417. The reversal of 153254412 is 214452351.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (153254417) 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 5 ways as a sum of consecutive naturals, for example, 2128498 + ... + 2128569.

Almost surely, 2153254412 is an apocalyptic number.

153254412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

153254412 is an abundant number, since it is smaller than the sum of its proper divisors (234138776).

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

153254412 is a wasteful number, since it uses less digits than its factorization.

153254412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4257077 (or 4257072 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 153254412 is about 12379.5966008590. The cubic root of 153254412 is about 535.1444126412.

The spelling of 153254412 in words is "one hundred fifty-three million, two hundred fifty-four thousand, four hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 4257067 8514134 12771201 17028268 25542402 38313603 51084804 76627206 153254412