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8149134 = 237194027
BaseRepresentation
bin11111000101100010001110
3120100000111210
4133011202032
54041233014
6450355250
7126160260
oct37054216
916300453
108149134
114666624
12288bb26
1318c4296
141121b30
15aae859
hex7c588e

8149134 has 16 divisors (see below), whose sum is σ = 18626688. Its totient is φ = 2328312.

The previous prime is 8149129. The next prime is 8149147. The reversal of 8149134 is 4319418.

It is a happy number.

8149134 is digitally balanced in base 4 and base 8, because in such bases it contains all the possibile digits an equal number of times.

8149134 is strictly pandigital in base 8.

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, 96972 + ... + 97055.

It is an arithmetic number, because the mean of its divisors is an integer number (1164168).

Almost surely, 28149134 is an apocalyptic number.

8149134 is an abundant number, since it is smaller than the sum of its proper divisors (10477554).

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

8149134 is a wasteful number, since it uses less digits than its factorization.

8149134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194039.

The product of its digits is 3456, while the sum is 30.

The square root of 8149134 is about 2854.6688074101. The cubic root of 8149134 is about 201.2351397795.

The spelling of 8149134 in words is "eight million, one hundred forty-nine thousand, one hundred thirty-four".

Divisors: 1 2 3 6 7 14 21 42 194027 388054 582081 1164162 1358189 2716378 4074567 8149134