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83080003507 = 499166492993
BaseRepresentation
bin100110101011111110…
…1000011111110110011
321221102222200110111221
41031113331003332303
52330121440103012
6102055540445511
76000541243444
oct1152775037663
9257388613457
1083080003507
1132263550326
12141273a9897
137ab027b1b7
144041c492cb
152263ab7507
hex1357f43fb3

83080003507 has 4 divisors (see below), whose sum is σ = 83246497000. Its totient is φ = 82913510016.

The previous prime is 83080003481. The next prime is 83080003543. The reversal of 83080003507 is 70530008038.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-83080003507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83080003547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83245998 + ... + 83246995.

It is an arithmetic number, because the mean of its divisors is an integer number (20811624250).

Almost surely, 283080003507 is an apocalyptic number.

83080003507 is a deficient number, since it is larger than the sum of its proper divisors (166493493).

83080003507 is a wasteful number, since it uses less digits than its factorization.

83080003507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166493492.

The product of its (nonzero) digits is 20160, while the sum is 34.

The spelling of 83080003507 in words is "eighty-three billion, eighty million, three thousand, five hundred seven".

Divisors: 1 499 166492993 83080003507