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42038206 = 273002729
BaseRepresentation
bin1010000001011…
…1001110111110
32221002202120121
42200113032332
541230210311
64101005154
71020214240
oct240271676
987082517
1042038206
1121802a21
12120b37ba
13892b4a2
145824090
153a55b71
hex28173be

42038206 has 8 divisors (see below), whose sum is σ = 72065520. Its totient is φ = 18016368.

The previous prime is 42038173. The next prime is 42038207. The reversal of 42038206 is 60283024.

It is a happy number.

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

It is a super-3 number, since 3×420382063 (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42038207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1501351 + ... + 1501378.

It is an arithmetic number, because the mean of its divisors is an integer number (9008190).

Almost surely, 242038206 is an apocalyptic number.

42038206 is a deficient number, since it is larger than the sum of its proper divisors (30027314).

42038206 is a wasteful number, since it uses less digits than its factorization.

42038206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3002738.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 42038206 is about 6483.6876852606. The cubic root of 42038206 is about 347.7080333973.

The spelling of 42038206 in words is "forty-two million, thirty-eight thousand, two hundred six".

Divisors: 1 2 7 14 3002729 6005458 21019103 42038206