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12532122323 = 74180942821
BaseRepresentation
bin10111010101111100…
…10000001011010011
31012100101101202221122
423222332100023103
5201131210403243
65431314512455
7622362165530
oct135276201323
935311352848
1012532122323
115351068a96
122518b9572b
1312494858c6
1486c575d87
154d5331668
hex2eaf902d3

12532122323 has 8 divisors (see below), whose sum is σ = 14323102560. Its totient is φ = 10741311360.

The previous prime is 12532122287. The next prime is 12532122329. The reversal of 12532122323 is 32322123521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12532122323 - 210 = 12532121299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12532122292 and 12532122301.

It is not an unprimeable number, because it can be changed into a prime (12532122329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271253 + ... + 314073.

It is an arithmetic number, because the mean of its divisors is an integer number (1790387820).

Almost surely, 212532122323 is an apocalyptic number.

12532122323 is a deficient number, since it is larger than the sum of its proper divisors (1790980237).

12532122323 is an equidigital number, since it uses as much as digits as its factorization.

12532122323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84637.

The product of its digits is 4320, while the sum is 26.

Adding to 12532122323 its reverse (32322123521), we get a palindrome (44854245844).

The spelling of 12532122323 in words is "twelve billion, five hundred thirty-two million, one hundred twenty-two thousand, three hundred twenty-three".

Divisors: 1 7 41809 42821 292663 299747 1790303189 12532122323