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380370233 = 1814394787
BaseRepresentation
bin10110101010111…
…111110100111001
3222111201210212102
4112222333310321
51234333321413
6101424353145
712266044055
oct2652776471
9874653772
10380370233
11185788871
12a74757b5
1360a5a859
1438734c65
15235d7458
hex16abfd39

380370233 has 8 divisors (see below), whose sum is σ = 383423040. Its totient is φ = 377328240.

The previous prime is 380370229. The next prime is 380370259. The reversal of 380370233 is 332073083.

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 380370233 - 22 = 380370229 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 380370196 and 380370205.

It is not an unprimeable number, because it can be changed into a prime (380370203) 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, 77066 + ... + 81852.

It is an arithmetic number, because the mean of its divisors is an integer number (47927880).

Almost surely, 2380370233 is an apocalyptic number.

It is an amenable number.

380370233 is a deficient number, since it is larger than the sum of its proper divisors (3052807).

380370233 is a wasteful number, since it uses less digits than its factorization.

380370233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5407.

The product of its (nonzero) digits is 9072, while the sum is 29.

The square root of 380370233 is about 19503.0826537755. The cubic root of 380370233 is about 724.5508009319.

The spelling of 380370233 in words is "three hundred eighty million, three hundred seventy thousand, two hundred thirty-three".

Divisors: 1 181 439 4787 79459 866447 2101493 380370233