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380000953 is a prime number
BaseRepresentation
bin10110101001100…
…101101010111001
3222111001001022101
4112221211222321
51234240012303
6101412423401
712262645333
oct2651455271
9874031271
10380000953
11185556382
12a7317b61
136095b747
143867a453
1523562d1d
hex16a65ab9

380000953 has 2 divisors, whose sum is σ = 380000954. Its totient is φ = 380000952.

The previous prime is 380000921. The next prime is 380000987. The reversal of 380000953 is 359000083.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 304432704 + 75568249 = 17448^2 + 8693^2 .

It is a cyclic number.

It is not a de Polignac number, because 380000953 - 25 = 380000921 is a prime.

It is not a weakly prime, because it can be changed into another prime (380000053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190000476 + 190000477.

It is an arithmetic number, because the mean of its divisors is an integer number (190000477).

Almost surely, 2380000953 is an apocalyptic number.

It is an amenable number.

380000953 is a deficient number, since it is larger than the sum of its proper divisors (1).

380000953 is an equidigital number, since it uses as much as digits as its factorization.

380000953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 380000953 is about 19493.6131335368. The cubic root of 380000953 is about 724.3162498461.

The spelling of 380000953 in words is "three hundred eighty million, nine hundred fifty-three", and thus it is an aban number.