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30766001 = 74395143
BaseRepresentation
bin111010101011…
…1001110110001
32010220002000112
41311113032301
530334003001
63015231105
7522335540
oct165271661
963802015
1030766001
1116403a52
12a378495
1364b2846
14412c157
152a7acbb
hex1d573b1

30766001 has 4 divisors (see below), whose sum is σ = 35161152. Its totient is φ = 26370852.

The previous prime is 30765989. The next prime is 30766009. The reversal of 30766001 is 10066703.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 30766001 - 210 = 30764977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30766009) 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, 2197565 + ... + 2197578.

It is an arithmetic number, because the mean of its divisors is an integer number (8790288).

Almost surely, 230766001 is an apocalyptic number.

It is an amenable number.

30766001 is a deficient number, since it is larger than the sum of its proper divisors (4395151).

30766001 is an equidigital number, since it uses as much as digits as its factorization.

30766001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4395150.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 30766001 is about 5546.7108271479. The cubic root of 30766001 is about 313.3456595674.

The spelling of 30766001 in words is "thirty million, seven hundred sixty-six thousand, one".

Divisors: 1 7 4395143 30766001