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149008682 = 2110367547
BaseRepresentation
bin10001110000110…
…11000100101010
3101101101102111002
420320123010222
5301121234212
622441435002
73456360434
oct1070330452
9341342432
10149008682
1177125479
1241a9ba62
1324b42924
1415b0b654
15d135ac2
hex8e1b12a

149008682 has 8 divisors (see below), whose sum is σ = 223718976. Its totient is φ = 74435692.

The previous prime is 149008681. The next prime is 149008709. The reversal of 149008682 is 286800941.

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

It is a super-2 number, since 2×1490086822 = 44407174622754248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (149008681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31568 + ... + 35979.

It is an arithmetic number, because the mean of its divisors is an integer number (27964872).

Almost surely, 2149008682 is an apocalyptic number.

149008682 is a deficient number, since it is larger than the sum of its proper divisors (74710294).

149008682 is a wasteful number, since it uses less digits than its factorization.

149008682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68652.

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 149008682 is about 12206.9112391301. The cubic root of 149008682 is about 530.1562159662.

The spelling of 149008682 in words is "one hundred forty-nine million, eight thousand, six hundred eighty-two".

Divisors: 1 2 1103 2206 67547 135094 74504341 149008682