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BaseRepresentation
bin100100001010110101
321112020000
4210022311
514220044
63101513
71154631
oct441265
9245200
10148149
11a1341
1271899
1352581
143bdc1
152dd69
hex242b5

148149 has 20 divisors (see below), whose sum is σ = 232320. Its totient is φ = 93960.

The previous prime is 148147. The next prime is 148151. The reversal of 148149 is 941841.

It is an interprime number because it is at equal distance from previous prime (148147) and next prime (148151).

It is not a de Polignac number, because 148149 - 21 = 148147 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 148149.

It is not an unprimeable number, because it can be changed into a prime (148147) by changing a digit.

It is a Kaprekar number, because its square (21948126201) can be partitioned into two parts whose sum is 148149.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2482 + ... + 2540.

It is an arithmetic number, because the mean of its divisors is an integer number (11616).

2148149 is an apocalyptic number.

It is an amenable number.

148149 is a deficient number, since it is larger than the sum of its proper divisors (84171).

148149 is an equidigital number, since it uses as much as digits as its factorization.

148149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102 (or 93 counting only the distinct ones).

The product of its digits is 1152, while the sum is 27.

The square root of 148149 is about 384.9012860462. The cubic root of 148149 is about 52.9134698160.

The spelling of 148149 in words is "one hundred forty-eight thousand, one hundred forty-nine".