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147090889 = 1155724007
BaseRepresentation
bin10001100010001…
…10110111001001
3101020202222202201
420301012313021
5300123402024
622332400201
73434152261
oct1061066711
9336688681
10147090889
1176035620
1241316061
1324620a3a
141576c7a1
15cda7744
hex8c46dc9

147090889 has 8 divisors (see below), whose sum is σ = 160757568. Its totient is φ = 133473360.

The previous prime is 147090887. The next prime is 147090893. The reversal of 147090889 is 988090741.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 147090889 - 21 = 147090887 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147090883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5877 + ... + 18130.

It is an arithmetic number, because the mean of its divisors is an integer number (20094696).

Almost surely, 2147090889 is an apocalyptic number.

It is an amenable number.

147090889 is a deficient number, since it is larger than the sum of its proper divisors (13666679).

147090889 is a wasteful number, since it uses less digits than its factorization.

147090889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24575.

The product of its (nonzero) digits is 145152, while the sum is 46.

The square root of 147090889 is about 12128.1032729772. The cubic root of 147090889 is about 527.8719570617.

The spelling of 147090889 in words is "one hundred forty-seven million, ninety thousand, eight hundred eighty-nine".

Divisors: 1 11 557 6127 24007 264077 13371899 147090889