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3130122223 = 29310683011
BaseRepresentation
bin1011101010010001…
…1101111111101111
322002010212200110201
42322210131333233
522402302402343
61234333214331
7140365412524
oct27244357757
98063780421
103130122223
111366966178
127343313a7
133ab643837
142199d914b
15134be894d
hexba91dfef

3130122223 has 4 divisors (see below), whose sum is σ = 3140805528. Its totient is φ = 3119438920.

The previous prime is 3130122217. The next prime is 3130122227. The reversal of 3130122223 is 3222210313.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3130122223 - 225 = 3096567791 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3130122223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3130122227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5341213 + ... + 5341798.

It is an arithmetic number, because the mean of its divisors is an integer number (785201382).

Almost surely, 23130122223 is an apocalyptic number.

3130122223 is a deficient number, since it is larger than the sum of its proper divisors (10683305).

3130122223 is a wasteful number, since it uses less digits than its factorization.

3130122223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10683304.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 3130122223 is about 55947.4952343713. The cubic root of 3130122223 is about 1462.8072315121.

Adding to 3130122223 its reverse (3222210313), we get a palindrome (6352332536).

The spelling of 3130122223 in words is "three billion, one hundred thirty million, one hundred twenty-two thousand, two hundred twenty-three".

Divisors: 1 293 10683011 3130122223