Search a number
-
+
75310000211 = 2945711514937
BaseRepresentation
bin100011000100011010…
…0110110100001010011
321012101111001101210002
41012020310312201103
52213213330001321
654332534400215
75304152303555
oct1061064664123
9235344041702
1075310000211
1129a365938a6
121271920006b
137142595a04
143905d314d5
151e5b89e20b
hex1188d36853

75310000211 has 16 divisors (see below), whose sum is σ = 78161034240. Its totient is φ = 72476275200.

The previous prime is 75310000201. The next prime is 75310000219. The reversal of 75310000211 is 11200001357.

It is a cyclic number.

It is not a de Polignac number, because 75310000211 - 222 = 75305805907 is a prime.

It is a super-2 number, since 2×753100002112 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75310000219) 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, 15251735 + ... + 15256671.

It is an arithmetic number, because the mean of its divisors is an integer number (4885064640).

Almost surely, 275310000211 is an apocalyptic number.

75310000211 is a deficient number, since it is larger than the sum of its proper divisors (2851034029).

75310000211 is a wasteful number, since it uses less digits than its factorization.

75310000211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6574.

The product of its (nonzero) digits is 210, while the sum is 20.

Adding to 75310000211 its reverse (11200001357), we get a palindrome (86510001568).

The spelling of 75310000211 in words is "seventy-five billion, three hundred ten million, two hundred eleven", and thus it is an aban number.

Divisors: 1 29 457 1151 4937 13253 33379 143173 526007 2256209 5682487 15254203 65430061 164792123 2596896559 75310000211