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30793034 = 219810343
BaseRepresentation
bin111010101110…
…1110101001010
32010221110002202
41311131311022
530340334114
63020000202
7522510416
oct165356512
963843082
1030793034
1116422298
12a390062
1364c1c3c
144137d46
152a83cde
hex1d5dd4a

30793034 has 8 divisors (see below), whose sum is σ = 48620640. Its totient is φ = 14586156.

The previous prime is 30793027. The next prime is 30793039. The reversal of 30793034 is 43039703.

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

It is a junction number, because it is equal to n+sod(n) for n = 30792988 and 30793006.

It is not an unprimeable number, because it can be changed into a prime (30793039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405134 + ... + 405209.

It is an arithmetic number, because the mean of its divisors is an integer number (6077580).

Almost surely, 230793034 is an apocalyptic number.

30793034 is a deficient number, since it is larger than the sum of its proper divisors (17827606).

30793034 is a wasteful number, since it uses less digits than its factorization.

30793034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810364.

The product of its (nonzero) digits is 6804, while the sum is 29.

The square root of 30793034 is about 5549.1471416786. The cubic root of 30793034 is about 313.4374079605.

The spelling of 30793034 in words is "thirty million, seven hundred ninety-three thousand, thirty-four".

Divisors: 1 2 19 38 810343 1620686 15396517 30793034