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130000222 = 2112537191
BaseRepresentation
bin1111011111110…
…10010101011110
3100001121200210001
413233322111132
5231240001342
620522204514
73135661252
oct757722536
9301550701
10130000222
1167422100
123765373a
1320c18911
14133a0262
15b62d8b7
hex7bfa55e

130000222 has 12 divisors (see below), whose sum is σ = 214339608. Its totient is φ = 59090900.

The previous prime is 130000193. The next prime is 130000229. The reversal of 130000222 is 222000031.

130000222 is a modest number, since divided by 222 gives 130 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 130000199 and 130000208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130000229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 268354 + ... + 268837.

It is an arithmetic number, because the mean of its divisors is an integer number (17861634).

Almost surely, 2130000222 is an apocalyptic number.

130000222 is a deficient number, since it is larger than the sum of its proper divisors (84339386).

130000222 is a wasteful number, since it uses less digits than its factorization.

130000222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537215 (or 537204 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 130000222 is about 11401.7639863312. The cubic root of 130000222 is about 506.5799902707.

Adding to 130000222 its reverse (222000031), we get a palindrome (352000253).

The spelling of 130000222 in words is "one hundred thirty million, two hundred twenty-two", and thus it is an aban number.

Divisors: 1 2 11 22 121 242 537191 1074382 5909101 11818202 65000111 130000222