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148620 = 22352477
BaseRepresentation
bin100100010010001100
321112212110
4210102030
514223440
63104020
71156203
oct442214
9245773
10148620
11a172a
1272010
1352854
143c23a
152e080
hex2448c

148620 has 24 divisors (see below), whose sum is σ = 416304. Its totient is φ = 39616.

The previous prime is 148609. The next prime is 148627. The reversal of 148620 is 26841.

It is a plaindrome in base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 148620.

It is not an unprimeable number, because it can be changed into a prime (148627) by changing a digit.

148620 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, 1179 + ... + 1298.

It is an arithmetic number, because the mean of its divisors is an integer number (17346).

2148620 is an apocalyptic number.

148620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

148620 is an abundant number, since it is smaller than the sum of its proper divisors (267684).

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

148620 is a wasteful number, since it uses less digits than its factorization.

148620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2489 (or 2487 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 148620 is about 385.5126457070. The cubic root of 148620 is about 52.9694852231.

The spelling of 148620 in words is "one hundred forty-eight thousand, six hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 2477 4954 7431 9908 12385 14862 24770 29724 37155 49540 74310 148620