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148030 = 25113131
BaseRepresentation
bin100100001000111110
321112001121
4210020332
514214110
63101154
71154401
oct441076
9245047
10148030
11a1243
12717ba
13524bc
143bd38
152dcda
hex2423e

148030 has 16 divisors (see below), whose sum is σ = 270864. Its totient is φ = 58240.

The previous prime is 148021. The next prime is 148061. The reversal of 148030 is 30841.

It is a junction number, because it is equal to n+sod(n) for n = 147995 and 148013.

It is a congruent number.

It is an unprimeable number.

148030 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1065 + ... + 1195.

It is an arithmetic number, because the mean of its divisors is an integer number (16929).

2148030 is an apocalyptic number.

148030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

148030 is a deficient number, since it is larger than the sum of its proper divisors (122834).

148030 is a wasteful number, since it uses less digits than its factorization.

148030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 148030 is about 384.7466699011. The cubic root of 148030 is about 52.8992985209.

Adding to 148030 its reverse (30841), we get a palindrome (178871).

The spelling of 148030 in words is "one hundred forty-eight thousand, thirty".

Divisors: 1 2 5 10 113 131 226 262 565 655 1130 1310 14803 29606 74015 148030