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200365157 = 1226316339
BaseRepresentation
bin10111111000101…
…01010001100101
3111222000121022202
423330111101211
5402243141112
631514304245
74652034656
oct1374252145
9458017282
10200365157
11a3112343
1257128085
1332684585
141c87952d
15128cc6c2
hexbf15465

200365157 has 4 divisors (see below), whose sum is σ = 200393760. Its totient is φ = 200336556.

The previous prime is 200365141. The next prime is 200365181. The reversal of 200365157 is 751563002.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 200365157 - 24 = 200365141 is a prime.

It is a super-2 number, since 2×2003651572 = 80292392279269298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200361157) 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, 4094 + ... + 20432.

It is an arithmetic number, because the mean of its divisors is an integer number (50098440).

Almost surely, 2200365157 is an apocalyptic number.

It is an amenable number.

200365157 is a deficient number, since it is larger than the sum of its proper divisors (28603).

200365157 is a wasteful number, since it uses less digits than its factorization.

200365157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28602.

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 200365157 is about 14155.0399858142. The cubic root of 200365157 is about 585.1592397729.

The spelling of 200365157 in words is "two hundred million, three hundred sixty-five thousand, one hundred fifty-seven".

Divisors: 1 12263 16339 200365157