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70800430 = 257080043
BaseRepresentation
bin1000011100001…
…01010000101110
311221020000221011
410032011100232
5121111103210
611005255434
71516536151
oct416052056
9157200834
1070800430
1136a68458
121b86457a
131188bc5c
14958dc98
156337d8a
hex438542e

70800430 has 8 divisors (see below), whose sum is σ = 127440792. Its totient is φ = 28320168.

The previous prime is 70800409. The next prime is 70800473. The reversal of 70800430 is 3400807.

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

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 3540012 + ... + 3540031.

It is an arithmetic number, because the mean of its divisors is an integer number (15930099).

Almost surely, 270800430 is an apocalyptic number.

70800430 is a deficient number, since it is larger than the sum of its proper divisors (56640362).

70800430 is a wasteful number, since it uses less digits than its factorization.

70800430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7080050.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 70800430 is about 8414.2991389658. The cubic root of 70800430 is about 413.6934376241.

The spelling of 70800430 in words is "seventy million, eight hundred thousand, four hundred thirty".

Divisors: 1 2 5 10 7080043 14160086 35400215 70800430