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200454241 = 1315419557
BaseRepresentation
bin10111111001010…
…11000001100001
3111222012010112011
423330223001201
5402304013431
631520232521
74652555461
oct1374530141
9458163464
10200454241
11a3173269
125716b741
13326b5ca0
141c89dba1
15128e8cb1
hexbf2b061

200454241 has 4 divisors (see below), whose sum is σ = 215873812. Its totient is φ = 185034672.

The previous prime is 200454181. The next prime is 200454251. The reversal of 200454241 is 142454002.

It is a happy number.

200454241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 142454002 = 271227001.

It can be written as a sum of positive squares in 2 ways, for example, as 58844241 + 141610000 = 7671^2 + 11900^2 .

It is a cyclic number.

It is not a de Polignac number, because 200454241 - 213 = 200446049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200454251) 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, 7709766 + ... + 7709791.

It is an arithmetic number, because the mean of its divisors is an integer number (53968453).

Almost surely, 2200454241 is an apocalyptic number.

It is an amenable number.

200454241 is a deficient number, since it is larger than the sum of its proper divisors (15419571).

200454241 is a wasteful number, since it uses less digits than its factorization.

200454241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15419570.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 200454241 is about 14158.1863598414. The cubic root of 200454241 is about 585.2459491304.

The spelling of 200454241 in words is "two hundred million, four hundred fifty-four thousand, two hundred forty-one".

Divisors: 1 13 15419557 200454241