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380268241 = 1312902811
BaseRepresentation
bin10110101010100…
…110111011010001
3222111112121221221
4112222212323101
51234322040431
6101422245041
712265140523
oct2652467321
9874477857
10380268241
11185719181
12a7426781
1360a232c2
1438709a13
15235b7111
hex16aa6ed1

380268241 has 4 divisors (see below), whose sum is σ = 383171184. Its totient is φ = 377365300.

The previous prime is 380268233. The next prime is 380268247. The reversal of 380268241 is 142862083.

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 380268241 - 23 = 380268233 is a prime.

It is a super-2 number, since 2×3802682412 = 289207870226468162, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 380268197 and 380268206.

It is not an unprimeable number, because it can be changed into a prime (380268247) 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, 1451275 + ... + 1451536.

It is an arithmetic number, because the mean of its divisors is an integer number (95792796).

Almost surely, 2380268241 is an apocalyptic number.

It is an amenable number.

380268241 is a deficient number, since it is larger than the sum of its proper divisors (2902943).

380268241 is a wasteful number, since it uses less digits than its factorization.

380268241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2902942.

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 380268241 is about 19500.4677123396. The cubic root of 380268241 is about 724.4860350934.

The spelling of 380268241 in words is "three hundred eighty million, two hundred sixty-eight thousand, two hundred forty-one".

Divisors: 1 131 2902811 380268241