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4263980 = 2257219229
BaseRepresentation
bin10000010001000000101100
322000122002012
4100101000230
52042421410
6231220352
751146300
oct20210054
98018065
104263980
112452656
1215176b8
13b63a86
147cdd00
15593605
hex41102c

4263980 has 72 divisors (see below), whose sum is σ = 11012400. Its totient is φ = 1378944.

The previous prime is 4263979. The next prime is 4264021. The reversal of 4263980 is 893624.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18506 + ... + 18734.

It is an arithmetic number, because the mean of its divisors is an integer number (152950).

Almost surely, 24263980 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4263980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5506200).

4263980 is an abundant number, since it is smaller than the sum of its proper divisors (6748420).

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

4263980 is a wasteful number, since it uses less digits than its factorization.

4263980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271 (or 262 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 4263980 is about 2064.9406771140. The cubic root of 4263980 is about 162.1580026310.

The spelling of 4263980 in words is "four million, two hundred sixty-three thousand, nine hundred eighty".

Divisors: 1 2 4 5 7 10 14 19 20 28 35 38 49 70 76 95 98 133 140 190 196 229 245 266 380 458 490 532 665 916 931 980 1145 1330 1603 1862 2290 2660 3206 3724 4351 4580 4655 6412 8015 8702 9310 11221 16030 17404 18620 21755 22442 30457 32060 43510 44884 56105 60914 87020 112210 121828 152285 213199 224420 304570 426398 609140 852796 1065995 2131990 4263980