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30426600 = 233521719157
BaseRepresentation
bin111010000010…
…0010111101000
32010020211110010
41310010113220
530242122400
63004051520
7516423201
oct164042750
963224403
1030426600
11161a1a56
12a233ba0
1363c4209
1440805a8
152a10450
hex1d045e8

30426600 has 192 divisors, whose sum is σ = 105796800. Its totient is φ = 7188480.

The previous prime is 30426589. The next prime is 30426607. The reversal of 30426600 is 662403.

It is not an unprimeable number, because it can be changed into a prime (30426607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 193722 + ... + 193878.

It is an arithmetic number, because the mean of its divisors is an integer number (551025).

Almost surely, 230426600 is an apocalyptic number.

30426600 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30426600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52898400).

30426600 is an abundant number, since it is smaller than the sum of its proper divisors (75370200).

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

30426600 is a wasteful number, since it uses less digits than its factorization.

30426600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212 (or 203 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 30426600 is about 5516.0311819278. The cubic root of 30426600 is about 312.1891522316.

The spelling of 30426600 in words is "thirty million, four hundred twenty-six thousand, six hundred".