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69189591201 = 3171356658651
BaseRepresentation
bin100000001110000000…
…1010110000010100001
320121120221102101222220
41000130001112002201
52113200013404301
651441341021253
74666403551533
oct1003401260241
9217527371886
1069189591201
11273857a1a35
12114ab554829
1366a858bb13
1434c513b853
151bee3ce936
hex101c0560a1

69189591201 has 8 divisors (see below), whose sum is σ = 97679422944. Its totient is φ = 43413076800.

The previous prime is 69189591199. The next prime is 69189591209. The reversal of 69189591201 is 10219598196.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 69189591201 - 21 = 69189591199 is a prime.

It is a super-2 number, since 2×691895912012 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51), and also a Moran number because the ratio is a prime number: 1356658651 = 69189591201 / (6 + 9 + 1 + 8 + 9 + 5 + 9 + 1 + 2 + 0 + 1).

It is not an unprimeable number, because it can be changed into a prime (69189591209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 678329275 + ... + 678329376.

It is an arithmetic number, because the mean of its divisors is an integer number (12209927868).

Almost surely, 269189591201 is an apocalyptic number.

It is an amenable number.

69189591201 is a deficient number, since it is larger than the sum of its proper divisors (28489831743).

69189591201 is a wasteful number, since it uses less digits than its factorization.

69189591201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356658671.

The product of its (nonzero) digits is 349920, while the sum is 51.

The spelling of 69189591201 in words is "sixty-nine billion, one hundred eighty-nine million, five hundred ninety-one thousand, two hundred one".

Divisors: 1 3 17 51 1356658651 4069975953 23063197067 69189591201