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148058220 = 22352467637
BaseRepresentation
bin10001101001100…
…11000001101100
3101022121010200210
420310303001230
5300400330340
622405222420
73445321422
oct1064630154
9338533623
10148058220
1176636372
1241701a10
132489c11b
1415941112
15cee9180
hex8d3306c

148058220 has 24 divisors (see below), whose sum is σ = 414563184. Its totient is φ = 39482176.

The previous prime is 148058191. The next prime is 148058221. The reversal of 148058220 is 22850841.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (148058221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1233759 + ... + 1233878.

It is an arithmetic number, because the mean of its divisors is an integer number (17273466).

Almost surely, 2148058220 is an apocalyptic number.

148058220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

148058220 is an abundant number, since it is smaller than the sum of its proper divisors (266504964).

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

148058220 is a wasteful number, since it uses less digits than its factorization.

148058220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2467649 (or 2467647 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 30.

The square root of 148058220 is about 12167.9176525813. The cubic root of 148058220 is about 529.0265982912.

The spelling of 148058220 in words is "one hundred forty-eight million, fifty-eight thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 2467637 4935274 7402911 9870548 12338185 14805822 24676370 29611644 37014555 49352740 74029110 148058220