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88730012 = 22711172837
BaseRepresentation
bin1010100100111…
…10100110011100
320011221221200202
411102132212130
5140203330022
612445443032
72125123040
oct522364634
9204857622
1088730012
11460a4198
1225870478
13154c8b87
14bada020
157bca592
hex549e99c

88730012 has 24 divisors (see below), whose sum is σ = 177681504. Its totient is φ = 37979712.

The previous prime is 88730011. The next prime is 88730017. The reversal of 88730012 is 21003788.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88730011) 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, 29858 + ... + 32694.

It is an arithmetic number, because the mean of its divisors is an integer number (7403396).

Almost surely, 288730012 is an apocalyptic number.

It is an amenable number.

88730012 is an abundant number, since it is smaller than the sum of its proper divisors (88951492).

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

88730012 is a wasteful number, since it uses less digits than its factorization.

88730012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3965 (or 3963 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 88730012 is about 9419.6609280802. The cubic root of 88730012 is about 446.0225812533.

The spelling of 88730012 in words is "eighty-eight million, seven hundred thirty thousand, twelve".

Divisors: 1 2 4 7 14 28 1117 2234 2837 4468 5674 7819 11348 15638 19859 31276 39718 79436 3168929 6337858 12675716 22182503 44365006 88730012