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670294074 = 235311291867
BaseRepresentation
bin100111111100111…
…110000000111010
31201201021110121110
4213330332000322
52333043402244
6150302421150
722416256062
oct4774760072
91651243543
10670294074
113143aa94a
121685917b6
13a8b3b218
14650443a2
153dca59b9
hex27f3e03a

670294074 has 32 divisors (see below), whose sum is σ = 1367824320. Its totient is φ = 218904192.

The previous prime is 670294057. The next prime is 670294099. The reversal of 670294074 is 470492076.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 358089 + ... + 359955.

It is an arithmetic number, because the mean of its divisors is an integer number (42744510).

Almost surely, 2670294074 is an apocalyptic number.

670294074 is an abundant number, since it is smaller than the sum of its proper divisors (697530246).

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

670294074 is a wasteful number, since it uses less digits than its factorization.

670294074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3054.

The product of its (nonzero) digits is 84672, while the sum is 39.

The square root of 670294074 is about 25890.0381227993. The cubic root of 670294074 is about 875.1620158223.

The spelling of 670294074 in words is "six hundred seventy million, two hundred ninety-four thousand, seventy-four".

Divisors: 1 2 3 6 53 106 159 318 1129 1867 2258 3387 3734 5601 6774 11202 59837 98951 119674 179511 197902 296853 359022 593706 2107843 4215686 6323529 12647058 111715679 223431358 335147037 670294074