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2431229442 = 232947297289
BaseRepresentation
bin1001000011101001…
…1001111000000010
320021102210020210220
42100322121320002
514434343320232
61041125403510
7114151052325
oct22072317002
96242706726
102431229442
111038402734
1257a269596
132c9901405
14190c6c7bc
15e369442c
hex90e99e02

2431229442 has 32 divisors (see below), whose sum is σ = 5137171200. Its totient is φ = 765813888.

The previous prime is 2431229441. The next prime is 2431229447. The reversal of 2431229442 is 2449221342.

It is not an unprimeable number, because it can be changed into a prime (2431229441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140467 + ... + 156822.

It is an arithmetic number, because the mean of its divisors is an integer number (160536600).

Almost surely, 22431229442 is an apocalyptic number.

2431229442 is an abundant number, since it is smaller than the sum of its proper divisors (2705941758).

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

2431229442 is a wasteful number, since it uses less digits than its factorization.

2431229442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297370.

The product of its digits is 27648, while the sum is 33.

The square root of 2431229442 is about 49307.4988414541. The cubic root of 2431229442 is about 1344.6481193700.

The spelling of 2431229442 in words is "two billion, four hundred thirty-one million, two hundred twenty-nine thousand, four hundred forty-two".

Divisors: 1 2 3 6 29 47 58 87 94 141 174 282 1363 2726 4089 8178 297289 594578 891867 1783734 8621381 13972583 17242762 25864143 27945166 41917749 51728286 83835498 405204907 810409814 1215614721 2431229442