Search a number
-
+
6914997213541 = 17439459640511
BaseRepresentation
bin110010010100000010111…
…1100111101100101100101
3220111001211001020000111221
41210220011330331211211
51401243403241313131
622412412244500341
71312410035334304
oct144500574754545
926431731200457
106914997213541
1122266a77207aa
1293820a6aa6b1
133b2109bca851
1419c98acb243b
15bed1ce28411
hex64a05f3d965

6914997213541 has 8 divisors (see below), whose sum is σ = 7492035285504. Its totient is φ = 6356878422720.

The previous prime is 6914997213479. The next prime is 6914997213547. The reversal of 6914997213541 is 1453127994196.

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 6914997213541 - 27 = 6914997213413 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 6914997213541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6914997213547) 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, 4729819525 + ... + 4729820986.

It is an arithmetic number, because the mean of its divisors is an integer number (936504410688).

Almost surely, 26914997213541 is an apocalyptic number.

It is an amenable number.

6914997213541 is a deficient number, since it is larger than the sum of its proper divisors (577038071963).

6914997213541 is a wasteful number, since it uses less digits than its factorization.

6914997213541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9459640571.

The product of its digits is 14696640, while the sum is 61.

The spelling of 6914997213541 in words is "six trillion, nine hundred fourteen billion, nine hundred ninety-seven million, two hundred thirteen thousand, five hundred forty-one".

Divisors: 1 17 43 731 9459640511 160813888687 406764541973 6914997213541