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148850 = 25213229
BaseRepresentation
bin100100010101110010
321120011222
4210111302
514230400
63105042
71156652
oct442562
9246158
10148850
11a1919
1272182
13529a0
143c362
152e185
hex24572

148850 has 24 divisors (see below), whose sum is σ = 299460. Its totient is φ = 54720.

The previous prime is 148829. The next prime is 148853. The reversal of 148850 is 58841.

It can be written as a sum of positive squares in 6 ways, for example, as 63001 + 85849 = 251^2 + 293^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (148853) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 536 + ... + 764.

2148850 is an apocalyptic number.

148850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

148850 is an abundant number, since it is smaller than the sum of its proper divisors (150610).

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

148850 is a wasteful number, since it uses less digits than its factorization.

148850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254 (or 249 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 26.

The square root of 148850 is about 385.8108344772. The cubic root of 148850 is about 52.9967958191.

Subtracting from 148850 its reverse (58841), we obtain a palindrome (90009).

The spelling of 148850 in words is "one hundred forty-eight thousand, eight hundred fifty".

Divisors: 1 2 5 10 13 25 26 50 65 130 229 325 458 650 1145 2290 2977 5725 5954 11450 14885 29770 74425 148850