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6223390344 = 2332432010139
BaseRepresentation
bin1011100101111000…
…10110011010001000
3121001201101222121200
411302330112122020
5100221141442334
62505312504200
7310135642113
oct56274263210
917051358550
106223390344
112703a3a306
12125824b060
137824526c2
1443075d57a
15266562799
hex172f16688

6223390344 has 48 divisors (see below), whose sum is σ = 17247001200. Its totient is φ = 2026219104.

The previous prime is 6223390339. The next prime is 6223390357. The reversal of 6223390344 is 4430933226.

6223390344 is a `hidden beast` number, since 6 + 223 + 3 + 90 + 344 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 6223390299 and 6223390308.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1001974 + ... + 1008165.

It is an arithmetic number, because the mean of its divisors is an integer number (359312525).

Almost surely, 26223390344 is an apocalyptic number.

It is an amenable number.

6223390344 is an abundant number, since it is smaller than the sum of its proper divisors (11023610856).

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

6223390344 is a wasteful number, since it uses less digits than its factorization.

6223390344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2010194 (or 2010187 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 36.

The square root of 6223390344 is about 78888.4677503626. The cubic root of 6223390344 is about 1839.3978756027.

The spelling of 6223390344 in words is "six billion, two hundred twenty-three million, three hundred ninety thousand, three hundred forty-four".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 43 72 86 129 172 258 344 387 516 774 1032 1548 3096 2010139 4020278 6030417 8040556 12060834 16081112 18091251 24121668 36182502 48243336 72365004 86435977 144730008 172871954 259307931 345743908 518615862 691487816 777923793 1037231724 1555847586 2074463448 3111695172 6223390344