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4148180 = 225207409
BaseRepresentation
bin1111110100101111010100
321210202020022
433310233110
52030220210
6224524312
750154551
oct17645724
97722208
104148180
112383653
121480698
13b2315a
1479da28
1556e155
hex3f4bd4

4148180 has 12 divisors (see below), whose sum is σ = 8711220. Its totient is φ = 1659264.

The previous prime is 4148161. The next prime is 4148219. The reversal of 4148180 is 818414.

It can be written as a sum of positive squares in 2 ways, for example, as 568516 + 3579664 = 754^2 + 1892^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103685 + ... + 103724.

It is an arithmetic number, because the mean of its divisors is an integer number (725935).

Almost surely, 24148180 is an apocalyptic number.

It is an amenable number.

4148180 is an abundant number, since it is smaller than the sum of its proper divisors (4563040).

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

4148180 is a wasteful number, since it uses less digits than its factorization.

4148180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207418 (or 207416 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 26.

The square root of 4148180 is about 2036.7081283287. The cubic root of 4148180 is about 160.6765621984.

The spelling of 4148180 in words is "four million, one hundred forty-eight thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 207409 414818 829636 1037045 2074090 4148180