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730378 = 21133199
BaseRepresentation
bin10110010010100001010
31101002220001
42302110022
5141333003
623353214
76131245
oct2622412
91332801
10730378
11459820
122b280a
131c759c
1415025c
15e661d
hexb250a

730378 has 8 divisors (see below), whose sum is σ = 1195200. Its totient is φ = 331980.

The previous prime is 730363. The next prime is 730397. The reversal of 730378 is 873037.

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

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16578 + ... + 16621.

It is an arithmetic number, because the mean of its divisors is an integer number (149400).

2730378 is an apocalyptic number.

730378 is a deficient number, since it is larger than the sum of its proper divisors (464822).

730378 is a wasteful number, since it uses less digits than its factorization.

730378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33212.

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 730378 is about 854.6215536716. The cubic root of 730378 is about 90.0566721256.

It can be divided in two parts, 7303 and 78, that added together give a triangular number (7381 = T121).

The spelling of 730378 in words is "seven hundred thirty thousand, three hundred seventy-eight".

Divisors: 1 2 11 22 33199 66398 365189 730378