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13042201252 = 2216671955939
BaseRepresentation
bin11000010010110000…
…00011001010100100
31020122221012110200211
430021120003022210
5203202300420002
65554055345204
7641124611233
oct141130031244
936587173624
1013042201252
115592a89923
12263b982204
1312cb059462
148ba1d2b1a
15514edadd7
hex3096032a4

13042201252 has 12 divisors (see below), whose sum is σ = 22837555440. Its totient is φ = 6517185416.

The previous prime is 13042201189. The next prime is 13042201261. The reversal of 13042201252 is 25210224031.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 971302 + ... + 984637.

It is an arithmetic number, because the mean of its divisors is an integer number (1903129620).

Almost surely, 213042201252 is an apocalyptic number.

It is an amenable number.

13042201252 is a deficient number, since it is larger than the sum of its proper divisors (9795354188).

13042201252 is a wasteful number, since it uses less digits than its factorization.

13042201252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1957610 (or 1957608 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 13042201252 its reverse (25210224031), we get a palindrome (38252425283).

The spelling of 13042201252 in words is "thirteen billion, forty-two million, two hundred one thousand, two hundred fifty-two".

Divisors: 1 2 4 1667 3334 6668 1955939 3911878 7823756 3260550313 6521100626 13042201252