Search a number
-
+
103075042730894 = 2135391338190131
BaseRepresentation
bin10111011011111100000111…
…010011101010001110001110
3111111221212200221201111221022
4113123330013103222032032
5102002240141414342034
61003120004304234142
730465632435114333
oct2733740723521616
9444855627644838
10103075042730894
112a92a975508313
12b68877330b952
134568c1ca60910
141b64c0434698a
15bdb3421bbb2e
hex5dbf074ea38e

103075042730894 has 32 divisors (see below), whose sum is σ = 169666053780384. Its totient is φ = 46670374707840.

The previous prime is 103075042730879. The next prime is 103075042730899. The reversal of 103075042730894 is 498037240570301.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103075042730899) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8490209 + ... + 16680339.

It is an arithmetic number, because the mean of its divisors is an integer number (5302064180637).

Almost surely, 2103075042730894 is an apocalyptic number.

103075042730894 is a deficient number, since it is larger than the sum of its proper divisors (66591011049490).

103075042730894 is a wasteful number, since it uses less digits than its factorization.

103075042730894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8199332.

The product of its (nonzero) digits is 5080320, while the sum is 53.

The spelling of 103075042730894 in words is "one hundred three trillion, seventy-five billion, forty-two million, seven hundred thirty thousand, eight hundred ninety-four".

Divisors: 1 2 13 26 53 106 689 1378 9133 18266 118729 237458 484049 968098 6292637 8190131 12585274 16380262 106471703 212943406 434076943 868153886 5643000259 11286000518 74800466423 149600932846 972406063499 1944812126998 3964424720419 7928849440838 51537521365447 103075042730894