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42061026 = 2371758909
BaseRepresentation
bin1010000001110…
…0110011100010
32221010220212210
42200130303202
541231423101
64101302550
71020340620
oct240346342
987126783
1042061026
1121819087
1212104a56
1389389a7
14582c510
153a5c7d6
hex281cce2

42061026 has 32 divisors (see below), whose sum is σ = 101796480. Its totient is φ = 11310336.

The previous prime is 42061021. The next prime is 42061027. The reversal of 42061026 is 62016024.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 42060993 and 42061011.

It is not an unprimeable number, because it can be changed into a prime (42061021) 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 15 ways as a sum of consecutive naturals, for example, 28741 + ... + 30168.

It is an arithmetic number, because the mean of its divisors is an integer number (3181140).

Almost surely, 242061026 is an apocalyptic number.

42061026 is an abundant number, since it is smaller than the sum of its proper divisors (59735454).

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

42061026 is a wasteful number, since it uses less digits than its factorization.

42061026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58938.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 42061026 is about 6485.4472474919. The cubic root of 42061026 is about 347.7709385714.

The spelling of 42061026 in words is "forty-two million, sixty-one thousand, twenty-six".