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2061431041229 = 719101584926237
BaseRepresentation
bin11101111111110110110…
…111010110110011001101
321022001220200012002020022
4131333312313112303031
5232233302321304404
64215001445231525
7301635116511440
oct35776667266315
97261820162208
102061431041229
1172528009934a
122936291025a5
1311c51361ac01
1471ab9415657
15389511a78be
hex1dff6dd6ccd

2061431041229 has 32 divisors (see below), whose sum is σ = 2504994336000. Its totient is φ = 1657023782400.

The previous prime is 2061431041217. The next prime is 2061431041231. The reversal of 2061431041229 is 9221401341602.

It is a de Polignac number, because none of the positive numbers 2k-2061431041229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2061431043229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78556499 + ... + 78582735.

It is an arithmetic number, because the mean of its divisors is an integer number (78281073000).

Almost surely, 22061431041229 is an apocalyptic number.

It is an amenable number.

2061431041229 is a deficient number, since it is larger than the sum of its proper divisors (443563294771).

2061431041229 is a wasteful number, since it uses less digits than its factorization.

2061431041229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32213.

The product of its (nonzero) digits is 20736, while the sum is 35.

The spelling of 2061431041229 in words is "two trillion, sixty-one billion, four hundred thirty-one million, forty-one thousand, two hundred twenty-nine".

Divisors: 1 7 19 101 133 707 1919 5849 13433 26237 40943 111131 183659 498503 590749 777917 2649937 3489521 4135243 11224231 18549559 50348803 78569617 153460213 352441621 1074221491 2915744047 15499481513 20410208329 108496370591 294490148747 2061431041229