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74830026 = 23109114419
BaseRepresentation
bin1000111010111…
…01000011001010
312012210202111110
410131131003022
5123124030101
611231511150
71566021225
oct435350312
9165722443
1074830026
113926a9a7
12210884b6
131267012b
149d1c5bc
156881cd6
hex475d0ca

74830026 has 16 divisors (see below), whose sum is σ = 151034400. Its totient is φ = 24714288.

The previous prime is 74830009. The next prime is 74830027. The reversal of 74830026 is 62003847.

It is a junction number, because it is equal to n+sod(n) for n = 74829975 and 74830002.

It is not an unprimeable number, because it can be changed into a prime (74830027) 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 7 ways as a sum of consecutive naturals, for example, 56556 + ... + 57863.

It is an arithmetic number, because the mean of its divisors is an integer number (9439650).

Almost surely, 274830026 is an apocalyptic number.

74830026 is an abundant number, since it is smaller than the sum of its proper divisors (76204374).

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

74830026 is a wasteful number, since it uses less digits than its factorization.

74830026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114533.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 74830026 is about 8650.4350179630. The cubic root of 74830026 is about 421.3975102919.

The spelling of 74830026 in words is "seventy-four million, eight hundred thirty thousand, twenty-six".

Divisors: 1 2 3 6 109 218 327 654 114419 228838 343257 686514 12471671 24943342 37415013 74830026