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80080084 = 22710726729
BaseRepresentation
bin1001100010111…
…10110011010100
312120200111020001
410301132303110
5131000030314
611540221044
71661445430
oct461366324
9176614201
1080080084
1141226397
122299a784
131378a986
14a8c79c0
15706c674
hex4c5ecd4

80080084 has 24 divisors (see below), whose sum is σ = 161663040. Its totient is φ = 33998016.

The previous prime is 80080073. The next prime is 80080087. The reversal of 80080084 is 48008008.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80080087) 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, 10369 + ... + 16360.

It is an arithmetic number, because the mean of its divisors is an integer number (6735960).

Almost surely, 280080084 is an apocalyptic number.

It is an amenable number.

80080084 is an abundant number, since it is smaller than the sum of its proper divisors (81582956).

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

80080084 is a wasteful number, since it uses less digits than its factorization.

80080084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26847 (or 26845 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 28.

The square root of 80080084 is about 8948.7476218742. The cubic root of 80080084 is about 431.0306698459.

The spelling of 80080084 in words is "eighty million, eighty thousand, eighty-four".

Divisors: 1 2 4 7 14 28 107 214 428 749 1498 2996 26729 53458 106916 187103 374206 748412 2860003 5720006 11440012 20020021 40040042 80080084