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200231425 = 5279101383
BaseRepresentation
bin10111110111101…
…00101000000001
3111221202210212201
423323310220001
5402224401200
631511353201
74650640042
oct1373645001
9457683781
10200231425
11a3030919
1257082801
1332638744
141c8428c9
15128a2c6a
hexbef4a01

200231425 has 12 divisors (see below), whose sum is σ = 251432320. Its totient is φ = 158155920.

The previous prime is 200231407. The next prime is 200231429. The reversal of 200231425 is 524132002.

200231425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 200231425 - 25 = 200231393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200231429) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48717 + ... + 52666.

Almost surely, 2200231425 is an apocalyptic number.

200231425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

200231425 is a deficient number, since it is larger than the sum of its proper divisors (51200895).

200231425 is a wasteful number, since it uses less digits than its factorization.

200231425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101472 (or 101467 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 200231425 is about 14150.3153675104. The cubic root of 200231425 is about 585.0290242984.

Adding to 200231425 its reverse (524132002), we get a palindrome (724363427).

The spelling of 200231425 in words is "two hundred million, two hundred thirty-one thousand, four hundred twenty-five".

Divisors: 1 5 25 79 395 1975 101383 506915 2534575 8009257 40046285 200231425