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302242434 = 231361139457
BaseRepresentation
bin10010000000111…
…101101010000010
3210001201111200020
4102000331222002
51104333224214
645554034310
710330006164
oct2200755202
9701644606
10302242434
1114567623a
1285278996
134a8046a0
142c1d8934
151b8034a9
hex1203da82

302242434 has 64 divisors (see below), whose sum is σ = 667873920. Its totient is φ = 90616320.

The previous prime is 302242433. The next prime is 302242441. The reversal of 302242434 is 434242203.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (302242433) 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 31 ways as a sum of consecutive naturals, for example, 661134 + ... + 661590.

It is an arithmetic number, because the mean of its divisors is an integer number (10435530).

Almost surely, 2302242434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 302242434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (333936960).

302242434 is an abundant number, since it is smaller than the sum of its proper divisors (365631486).

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

302242434 is a wasteful number, since it uses less digits than its factorization.

302242434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 302242434 is about 17385.1210522101. The cubic root of 302242434 is about 671.0967660653.

Adding to 302242434 its reverse (434242203), we get a palindrome (736484637).

The spelling of 302242434 in words is "three hundred two million, two hundred forty-two thousand, four hundred thirty-four".

Divisors: 1 2 3 6 13 26 39 61 78 122 139 183 278 366 417 457 793 834 914 1371 1586 1807 2379 2742 3614 4758 5421 5941 8479 10842 11882 16958 17823 25437 27877 35646 50874 55754 63523 83631 110227 127046 167262 190569 220454 330681 362401 381138 661362 724802 825799 1087203 1651598 2174406 2477397 3874903 4954794 7749806 11624709 23249418 50373739 100747478 151121217 302242434