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6001220 = 2251911571
BaseRepresentation
bin10110111001001001000100
3102021220010102
4112321021010
53014014340
6332343232
7102003161
oct26711104
912256112
106001220
113429895
122014b18
131321724
14b23068
157d8215
hex5b9244

6001220 has 24 divisors (see below), whose sum is σ = 12676608. Its totient is φ = 2386400.

The previous prime is 6001217. The next prime is 6001249. The reversal of 6001220 is 221006.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3035 + ... + 4605.

It is an arithmetic number, because the mean of its divisors is an integer number (528192).

Almost surely, 26001220 is an apocalyptic number.

It is an amenable number.

6001220 is an abundant number, since it is smaller than the sum of its proper divisors (6675388).

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

6001220 is a wasteful number, since it uses less digits than its factorization.

6001220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1771 (or 1769 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 6001220 is about 2449.7387615825. The cubic root of 6001220 is about 181.7243744881.

Adding to 6001220 its reverse (221006), we get a palindrome (6222226).

The spelling of 6001220 in words is "six million, one thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 191 382 764 955 1571 1910 3142 3820 6284 7855 15710 31420 300061 600122 1200244 1500305 3000610 6001220