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4280080 = 24577643
BaseRepresentation
bin10000010100111100010000
322001110011111
4100110330100
52043430310
6231423104
751244240
oct20247420
98043144
104280080
112463762
121524a94
13b6b1bc
147d5b20
1559828a
hex414f10

4280080 has 40 divisors (see below), whose sum is σ = 11374272. Its totient is φ = 1467264.

The previous prime is 4280071. The next prime is 4280083. The reversal of 4280080 is 800824.

It is a tau number, because it is divible by the number of its divisors (40).

It is an Ulam number.

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (4280083) 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, 3262 + ... + 4381.

Almost surely, 24280080 is an apocalyptic number.

4280080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4280080 is an abundant number, since it is smaller than the sum of its proper divisors (7094192).

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

4280080 is a wasteful number, since it uses less digits than its factorization.

4280080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7663 (or 7657 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

The square root of 4280080 is about 2068.8354211972. The cubic root of 4280080 is about 162.3618391736.

The spelling of 4280080 in words is "four million, two hundred eighty thousand, eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 7643 15286 30572 38215 53501 61144 76430 107002 122288 152860 214004 267505 305720 428008 535010 611440 856016 1070020 2140040 4280080