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30800010 = 2351026667
BaseRepresentation
bin111010101111…
…1100010001010
32010221210200010
41311133202022
530341100020
63020052350
7522536643
oct165374212
963853603
1030800010
111642755a
12a3940b6
1364c5177
14413a6ca
152a85de0
hex1d5f88a

30800010 has 16 divisors (see below), whose sum is σ = 73920096. Its totient is φ = 8213328.

The previous prime is 30800009. The next prime is 30800017. The reversal of 30800010 is 1000803.

It is not an unprimeable number, because it can be changed into a prime (30800017) 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, 513304 + ... + 513363.

It is an arithmetic number, because the mean of its divisors is an integer number (4620006).

Almost surely, 230800010 is an apocalyptic number.

30800010 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30800010 is an abundant number, since it is smaller than the sum of its proper divisors (43120086).

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

30800010 is a wasteful number, since it uses less digits than its factorization.

30800010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1026677.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 30800010 is about 5549.7756711420. The cubic root of 30800010 is about 313.4610753725.

Adding to 30800010 its reverse (1000803), we get a palindrome (31800813).

The spelling of 30800010 in words is "thirty million, eight hundred thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 1026667 2053334 3080001 5133335 6160002 10266670 15400005 30800010