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200626257 = 3135144263
BaseRepresentation
bin10111111010101…
…01000001010001
3111222111212111010
423331111001101
5402330020012
631524041133
74654203126
oct1375250121
9458455433
10200626257
11a3280527
12572331a9
1332746380
141c90674d
151292ec3c
hexbf55051

200626257 has 8 divisors (see below), whose sum is σ = 288078784. Its totient is φ = 123462288.

The previous prime is 200626249. The next prime is 200626273. The reversal of 200626257 is 752626002.

200626257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 200626257 - 23 = 200626249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200626297) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2572093 + ... + 2572170.

It is an arithmetic number, because the mean of its divisors is an integer number (36009848).

Almost surely, 2200626257 is an apocalyptic number.

It is an amenable number.

200626257 is a deficient number, since it is larger than the sum of its proper divisors (87452527).

200626257 is a wasteful number, since it uses less digits than its factorization.

200626257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5144279.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 200626257 is about 14164.2598465292. The cubic root of 200626257 is about 585.4133071667.

The spelling of 200626257 in words is "two hundred million, six hundred twenty-six thousand, two hundred fifty-seven".

Divisors: 1 3 13 39 5144263 15432789 66875419 200626257