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730773141 = 3734798721
BaseRepresentation
bin101011100011101…
…011011010010101
31212221002010021220
4223203223122111
52444034220031
6200303000553
724052316640
oct5343533225
91787063256
10730773141
1134555874a
12184899159
13b8525257
146d0a8a57
1544250596
hex2b8eb695

730773141 has 8 divisors (see below), whose sum is σ = 1113559104. Its totient is φ = 417584640.

The previous prime is 730773139. The next prime is 730773161. The reversal of 730773141 is 141377037.

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

It is not a de Polignac number, because 730773141 - 21 = 730773139 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (730773161) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 17399340 + ... + 17399381.

It is an arithmetic number, because the mean of its divisors is an integer number (139194888).

Almost surely, 2730773141 is an apocalyptic number.

It is an amenable number.

730773141 is a deficient number, since it is larger than the sum of its proper divisors (382785963).

730773141 is a wasteful number, since it uses less digits than its factorization.

730773141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34798731.

The product of its (nonzero) digits is 12348, while the sum is 33.

The square root of 730773141 is about 27032.8160020372. The cubic root of 730773141 is about 900.7290968479.

The spelling of 730773141 in words is "seven hundred thirty million, seven hundred seventy-three thousand, one hundred forty-one".

Divisors: 1 3 7 21 34798721 104396163 243591047 730773141