Search a number
-
+
69767197801 = 7191600732771
BaseRepresentation
bin100000011111001110…
…0101111010001101001
320200002012021212021221
41000332130233101221
52120340400312201
652014533102041
75016616253020
oct1007634572151
9220065255257
1069767197801
1127651845364
1211630a87921
13676b146a82
14353bb358b7
151c34e774a1
hex103e72f469

69767197801 has 16 divisors (see below), whose sum is σ = 83938268160. Its totient is φ = 56647794960.

The previous prime is 69767197783. The next prime is 69767197807. The reversal of 69767197801 is 10879176796.

It is a cyclic number.

It is not a de Polignac number, because 69767197801 - 25 = 69767197769 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 69767197801.

It is not an unprimeable number, because it can be changed into a prime (69767197807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2112546 + ... + 2145316.

It is an arithmetic number, because the mean of its divisors is an integer number (5246141760).

Almost surely, 269767197801 is an apocalyptic number.

It is an amenable number.

69767197801 is a deficient number, since it is larger than the sum of its proper divisors (14171070359).

69767197801 is a wasteful number, since it uses less digits than its factorization.

69767197801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48804.

The product of its (nonzero) digits is 8001504, while the sum is 61.

The spelling of 69767197801 in words is "sixty-nine billion, seven hundred sixty-seven million, one hundred ninety-seven thousand, eight hundred one".

Divisors: 1 7 19 133 16007 32771 112049 229397 304133 622649 2128931 4358543 524565397 3671957779 9966742543 69767197801