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6190220 = 2252313457
BaseRepresentation
bin10111100111010010001100
3102122111101102
4113213102030
53041041340
6340402232
7103421201
oct27472214
912574342
106190220
113548893
1220a6378
13138976a
14b71ca8
15824215
hex5e748c

6190220 has 24 divisors (see below), whose sum is σ = 13565664. Its totient is φ = 2368256.

The previous prime is 6190199. The next prime is 6190259. The reversal of 6190220 is 220916.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 6190192 and 6190201.

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, 6269 + ... + 7188.

It is an arithmetic number, because the mean of its divisors is an integer number (565236).

Almost surely, 26190220 is an apocalyptic number.

It is an amenable number.

6190220 is an abundant number, since it is smaller than the sum of its proper divisors (7375444).

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

6190220 is a wasteful number, since it uses less digits than its factorization.

6190220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13489 (or 13487 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 6190220 is about 2488.0152732650. The cubic root of 6190220 is about 183.6124087600.

The spelling of 6190220 in words is "six million, one hundred ninety thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 23 46 92 115 230 460 13457 26914 53828 67285 134570 269140 309511 619022 1238044 1547555 3095110 6190220