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380630201 = 7197276019
BaseRepresentation
bin10110101011111…
…111010010111001
3222112020000110212
4112223333102321
51234420131301
6101434120505
712301206020
oct2653772271
9875200425
10380630201
11185946116
12a7580135
1360b1bc93
14387a18b7
15236394bb
hex16aff4b9

380630201 has 8 divisors (see below), whose sum is σ = 437215680. Its totient is φ = 324597168.

The previous prime is 380630177. The next prime is 380630203. The reversal of 380630201 is 102036083.

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

It is not a de Polignac number, because 380630201 - 210 = 380629177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (380630203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136631 + ... + 139388.

It is an arithmetic number, because the mean of its divisors is an integer number (54651960).

Almost surely, 2380630201 is an apocalyptic number.

It is an amenable number.

380630201 is a deficient number, since it is larger than the sum of its proper divisors (56585479).

380630201 is a wasteful number, since it uses less digits than its factorization.

380630201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276223.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 380630201 is about 19509.7463079354. The cubic root of 380630201 is about 724.7158306060.

Adding to 380630201 its reverse (102036083), we get a palindrome (482666284).

The spelling of 380630201 in words is "three hundred eighty million, six hundred thirty thousand, two hundred one".

Divisors: 1 7 197 1379 276019 1932133 54375743 380630201