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30764417 = 791732251
BaseRepresentation
bin111010101011…
…0110110000001
32010212222211212
41311112312001
530333430132
63015215505
7522331115
oct165266601
963788755
1030764417
1116402842
12a377595
1364b1bc8
14412b745
152a7a5b2
hex1d56d81

30764417 has 8 divisors (see below), whose sum is σ = 31347840. Its totient is φ = 30186000.

The previous prime is 30764413. The next prime is 30764443. The reversal of 30764417 is 71446703.

It is a happy number.

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 30764417 - 22 = 30764413 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30764413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12542 + ... + 14792.

It is an arithmetic number, because the mean of its divisors is an integer number (3918480).

Almost surely, 230764417 is an apocalyptic number.

It is an amenable number.

30764417 is a deficient number, since it is larger than the sum of its proper divisors (583423).

30764417 is a wasteful number, since it uses less digits than its factorization.

30764417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2503.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 30764417 is about 5546.5680379853. The cubic root of 30764417 is about 313.3402818991.

The spelling of 30764417 in words is "thirty million, seven hundred sixty-four thousand, four hundred seventeen".

Divisors: 1 79 173 2251 13667 177829 389423 30764417