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148980886 = 279942917
BaseRepresentation
bin10001110000101…
…00010010010110
3101101100000100121
420320110102112
5301114342021
622441102154
73456213415
oct1070242226
9341300317
10148980886
11771065aa
1241a8795a
1324b33092
1415b0147c
15d12c741
hex8e14496

148980886 has 8 divisors (see below), whose sum is σ = 226300320. Its totient is φ = 73547448.

The previous prime is 148980883. The next prime is 148980893. The reversal of 148980886 is 688089841.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148980883) 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 3 ways as a sum of consecutive naturals, for example, 471301 + ... + 471616.

It is an arithmetic number, because the mean of its divisors is an integer number (28287540).

Almost surely, 2148980886 is an apocalyptic number.

148980886 is a deficient number, since it is larger than the sum of its proper divisors (77319434).

148980886 is an equidigital number, since it uses as much as digits as its factorization.

148980886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 942998.

The product of its (nonzero) digits is 884736, while the sum is 52.

The square root of 148980886 is about 12205.7726506764. The cubic root of 148980886 is about 530.1232488971.

The spelling of 148980886 in words is "one hundred forty-eight million, nine hundred eighty thousand, eight hundred eighty-six".

Divisors: 1 2 79 158 942917 1885834 74490443 148980886