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149514846 = 23131916857
BaseRepresentation
bin10001110100101…
…10101001011110
3101102100010210220
420322112221132
5301233433341
622500342210
73463566225
oct1072265136
9342303726
10149514846
1177440798
12420a4966
1324c8c130
1415bddcbc
15d1d5a66
hex8e96a5e

149514846 has 16 divisors (see below), whose sum is σ = 322032144. Its totient is φ = 46004544.

The previous prime is 149514839. The next prime is 149514851. The reversal of 149514846 is 648415941.

It is a junction number, because it is equal to n+sod(n) for n = 149514798 and 149514807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 958351 + ... + 958506.

It is an arithmetic number, because the mean of its divisors is an integer number (20127009).

Almost surely, 2149514846 is an apocalyptic number.

149514846 is an abundant number, since it is smaller than the sum of its proper divisors (172517298).

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

149514846 is a wasteful number, since it uses less digits than its factorization.

149514846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1916875.

The product of its digits is 138240, while the sum is 42.

The square root of 149514846 is about 12227.6263436531. The cubic root of 149514846 is about 530.7558291641.

The spelling of 149514846 in words is "one hundred forty-nine million, five hundred fourteen thousand, eight hundred forty-six".

Divisors: 1 2 3 6 13 26 39 78 1916857 3833714 5750571 11501142 24919141 49838282 74757423 149514846