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30292734 = 237097121
BaseRepresentation
bin111001110001…
…1101011111110
32010000000211010
41303203223332
530223331414
63001140050
7515325003
oct163435376
963000733
1030292734
111611041a
12a18a626
1363782c4
1440478aa
1529d5959
hex1ce3afe

30292734 has 16 divisors (see below), whose sum is σ = 60679440. Its totient is φ = 10081920.

The previous prime is 30292723. The next prime is 30292739. The reversal of 30292734 is 43729203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30292739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 694 + ... + 7814.

It is an arithmetic number, because the mean of its divisors is an integer number (3792465).

Almost surely, 230292734 is an apocalyptic number.

30292734 is an abundant number, since it is smaller than the sum of its proper divisors (30386706).

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

30292734 is a wasteful number, since it uses less digits than its factorization.

30292734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7835.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 30292734 is about 5503.8835380120. The cubic root of 30292734 is about 311.7306394778.

The spelling of 30292734 in words is "thirty million, two hundred ninety-two thousand, seven hundred thirty-four".

Divisors: 1 2 3 6 709 1418 2127 4254 7121 14242 21363 42726 5048789 10097578 15146367 30292734