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1222010056 = 23236641359
BaseRepresentation
bin100100011010110…
…0110010011001000
310011011102112122201
41020311212103020
510000313310211
6321131525544
742165625351
oct11065462310
93134375581
101222010056
1157787a273
122a12b98b4
1316622c797
14b841cd28
15724370c1
hex48d664c8

1222010056 has 16 divisors (see below), whose sum is σ = 2390889600. Its totient is φ = 584439504.

The previous prime is 1222009979. The next prime is 1222010057. The reversal of 1222010056 is 6500102221.

It is not an unprimeable number, because it can be changed into a prime (1222010057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3320496 + ... + 3320863.

It is an arithmetic number, because the mean of its divisors is an integer number (149430600).

Almost surely, 21222010056 is an apocalyptic number.

It is an amenable number.

1222010056 is a deficient number, since it is larger than the sum of its proper divisors (1168879544).

1222010056 is a wasteful number, since it uses less digits than its factorization.

1222010056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6641388 (or 6641384 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1222010056 is about 34957.2604189745. The cubic root of 1222010056 is about 1069.1162400147.

Adding to 1222010056 its reverse (6500102221), we get a palindrome (7722112277).

The spelling of 1222010056 in words is "one billion, two hundred twenty-two million, ten thousand, fifty-six".

Divisors: 1 2 4 8 23 46 92 184 6641359 13282718 26565436 53130872 152751257 305502514 611005028 1222010056