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42343003 = 431079203
BaseRepresentation
bin1010000110000…
…1101001011011
32221200020200101
42201201221123
541314434003
64111320231
71022623663
oct241415133
987606611
1042343003
11219a0a1a
1212220077
138a07141
1458a31a3
153ab611d
hex2861a5b

42343003 has 8 divisors (see below), whose sum is σ = 43737408. Its totient is φ = 40967304.

The previous prime is 42342941. The next prime is 42343009. The reversal of 42343003 is 30034324.

42343003 is a nontrivial binomial coefficient, being equal to C(9203, 2).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42343003 - 29 = 42342491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42343009) 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, 1 + ... + 9202.

It is an arithmetic number, because the mean of its divisors is an integer number (5467176).

Almost surely, 242343003 is an apocalyptic number.

42343003 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

42343003 is the 9202-nd triangular number.

42343003 is the 3068-th centered nonagonal number.

42343003 is a deficient number, since it is larger than the sum of its proper divisors (1394405).

42343003 is a wasteful number, since it uses less digits than its factorization.

42343003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9353.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 42343003 is about 6507.1501442644. The cubic root of 42343003 is about 348.5463601343.

Adding to 42343003 its reverse (30034324), we get a palindrome (72377327).

The spelling of 42343003 in words is "forty-two million, three hundred forty-three thousand, three".

Divisors: 1 43 107 4601 9203 395729 984721 42343003