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80430584 = 2313773371
BaseRepresentation
bin1001100101101…
…00010111111000
312121100022000112
410302310113320
5131042234314
611551523452
71664435333
oct462642770
9177308015
1080430584
1141445763
1222b29588
1313881380
14a97961a
1570db43e
hex4cb45f8

80430584 has 16 divisors (see below), whose sum is σ = 162408120. Its totient is φ = 37121760.

The previous prime is 80430577. The next prime is 80430593. The reversal of 80430584 is 48503408.

It is a self number, because there is not a number n which added to its sum of digits gives 80430584.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 386582 + ... + 386789.

Almost surely, 280430584 is an apocalyptic number.

It is an amenable number.

80430584 is an abundant number, since it is smaller than the sum of its proper divisors (81977536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80430584 is a wasteful number, since it uses less digits than its factorization.

80430584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773390 (or 773386 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 80430584 is about 8968.3099857219. The cubic root of 80430584 is about 431.6586094576.

The spelling of 80430584 in words is "eighty million, four hundred thirty thousand, five hundred eighty-four".

Divisors: 1 2 4 8 13 26 52 104 773371 1546742 3093484 6186968 10053823 20107646 40215292 80430584