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42079210 = 2519122031
BaseRepresentation
bin1010000010000…
…1001111101010
32221011211211021
42200201033222
541233013320
64101523054
71020444625
oct240411752
987154737
1042079210
1121830808
121211348a
138944054
145834dbc
153a62daa
hex28213ea

42079210 has 16 divisors (see below), whose sum is σ = 76142592. Its totient is φ = 16742800.

The previous prime is 42079207. The next prime is 42079223. The reversal of 42079210 is 1297024.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 9106 + ... + 12925.

It is an arithmetic number, because the mean of its divisors is an integer number (4758912).

Almost surely, 242079210 is an apocalyptic number.

42079210 is a deficient number, since it is larger than the sum of its proper divisors (34063382).

42079210 is a wasteful number, since it uses less digits than its factorization.

42079210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22229.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 42079210 is about 6486.8490039464. The cubic root of 42079210 is about 347.8210479501.

The spelling of 42079210 in words is "forty-two million, seventy-nine thousand, two hundred ten".

Divisors: 1 2 5 10 191 382 955 1910 22031 44062 110155 220310 4207921 8415842 21039605 42079210