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148137 = 311672
BaseRepresentation
bin100100001010101001
321112012120
4210022221
514220022
63101453
71154613
oct441251
9245176
10148137
11a1330
1271889
1352572
143bdb3
152dd5c
hex242a9

148137 has 12 divisors (see below), whose sum is σ = 218736. Its totient is φ = 88440.

The previous prime is 148123. The next prime is 148139. The reversal of 148137 is 731841.

148137 is nontrivially palindromic in base 14.

It is not a de Polignac number, because 148137 - 26 = 148073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (148139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2178 + ... + 2244.

It is an arithmetic number, because the mean of its divisors is an integer number (18228).

2148137 is an apocalyptic number.

It is an amenable number.

148137 is a deficient number, since it is larger than the sum of its proper divisors (70599).

148137 is an equidigital number, since it uses as much as digits as its factorization.

148137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148 (or 81 counting only the distinct ones).

The product of its digits is 672, while the sum is 24.

The square root of 148137 is about 384.8856973180. The cubic root of 148137 is about 52.9120411220.

Adding to 148137 its reverse (731841), we get a palindrome (879978).

The spelling of 148137 in words is "one hundred forty-eight thousand, one hundred thirty-seven".

Divisors: 1 3 11 33 67 201 737 2211 4489 13467 49379 148137