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144052892 = 2236013223
BaseRepresentation
bin10001001011000…
…01001010011100
3101001001122102022
420211201022130
5243334143032
622143315312
73366300164
oct1045411234
9331048368
10144052892
1174350085
12402abb38
1323ac8cc9
14151bb5a4
15c9a7512
hex896129c

144052892 has 6 divisors (see below), whose sum is σ = 252092568. Its totient is φ = 72026444.

The previous prime is 144052879. The next prime is 144052957. The reversal of 144052892 is 298250441.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 18006608 + ... + 18006615.

It is an arithmetic number, because the mean of its divisors is an integer number (42015428).

Almost surely, 2144052892 is an apocalyptic number.

It is an amenable number.

144052892 is a deficient number, since it is larger than the sum of its proper divisors (108039676).

144052892 is a wasteful number, since it uses less digits than its factorization.

144052892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36013227 (or 36013225 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 144052892 is about 12002.2036310004. The cubic root of 144052892 is about 524.2124451778.

The spelling of 144052892 in words is "one hundred forty-four million, fifty-two thousand, eight hundred ninety-two".

Divisors: 1 2 4 36013223 72026446 144052892