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8138141103 = 319491391849
BaseRepresentation
bin1111001010001001…
…00010110110101111
3210000011100101212110
413211010202312233
5113131331003403
63423312335103
7405446025621
oct74504426657
923004311773
108138141103
1134a684a954
1216b1544493
139c904c311
14572b86c11
153296d6103
hex1e5122daf

8138141103 has 8 divisors (see below), whose sum is σ = 10856430000. Its totient is φ = 5422639808.

The previous prime is 8138141101. The next prime is 8138141107. The reversal of 8138141103 is 3011418318.

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 8138141103 - 21 = 8138141101 is a prime.

It is a super-2 number, since 2×81381411032 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8138141101) 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, 690078 + ... + 701771.

It is an arithmetic number, because the mean of its divisors is an integer number (1357053750).

Almost surely, 28138141103 is an apocalyptic number.

8138141103 is a deficient number, since it is larger than the sum of its proper divisors (2718288897).

8138141103 is a wasteful number, since it uses less digits than its factorization.

8138141103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393801.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 8138141103 is about 90211.6461605706. The cubic root of 8138141103 is about 2011.4461267083.

The spelling of 8138141103 in words is "eight billion, one hundred thirty-eight million, one hundred forty-one thousand, one hundred three".

Divisors: 1 3 1949 5847 1391849 4175547 2712713701 8138141103