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30834773 = 473072137
BaseRepresentation
bin111010110100…
…0000001010101
32011000120100122
41311220001111
530343203043
63020521325
7523043204
oct165500125
964016318
1030834773
1116450692
12a3b0245
136507c38
14414923b
152a91368
hex1d68055

30834773 has 8 divisors (see below), whose sum is σ = 31608192. Its totient is φ = 30066336.

The previous prime is 30834761. The next prime is 30834779. The reversal of 30834773 is 37743803.

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

It is a cyclic number.

It is not a de Polignac number, because 30834773 - 26 = 30834709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30834779) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 13361 + ... + 15497.

It is an arithmetic number, because the mean of its divisors is an integer number (3951024).

Almost surely, 230834773 is an apocalyptic number.

It is an amenable number.

30834773 is a deficient number, since it is larger than the sum of its proper divisors (773419).

30834773 is a wasteful number, since it uses less digits than its factorization.

30834773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2491.

The product of its (nonzero) digits is 42336, while the sum is 35.

The square root of 30834773 is about 5552.9067163063. The cubic root of 30834773 is about 313.5789622421.

The spelling of 30834773 in words is "thirty million, eight hundred thirty-four thousand, seven hundred seventy-three".

Divisors: 1 47 307 2137 14429 100439 656059 30834773