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148242 = 2331797
BaseRepresentation
bin100100001100010010
321112100110
4210030102
514220432
63102150
71155123
oct441422
9245313
10148242
11a1416
1271956
1352623
143c04a
152ddcc
hex24312

148242 has 16 divisors (see below), whose sum is σ = 306432. Its totient is φ = 47760.

The previous prime is 148229. The next prime is 148243. The reversal of 148242 is 242841.

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 148242.

It is not an unprimeable number, because it can be changed into a prime (148243) by changing a digit.

148242 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, 213 + ... + 584.

It is an arithmetic number, because the mean of its divisors is an integer number (19152).

2148242 is an apocalyptic number.

148242 is an abundant number, since it is smaller than the sum of its proper divisors (158190).

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

148242 is a wasteful number, since it uses less digits than its factorization.

148242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833.

The product of its digits is 512, while the sum is 21.

The square root of 148242 is about 385.0220772891. The cubic root of 148242 is about 52.9245395799.

It can be divided in two parts, 14 and 8242, that added together give a triangular number (8256 = T128).

The spelling of 148242 in words is "one hundred forty-eight thousand, two hundred forty-two".

Divisors: 1 2 3 6 31 62 93 186 797 1594 2391 4782 24707 49414 74121 148242