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200630667 = 3312157319
BaseRepresentation
bin10111111010101…
…10000110001011
3111222112002112110
423331112012023
5402330140132
631524113403
74654222026
oct1375260613
9458462473
10200630667
11a3283876
1257235863
1332748393
141c9081bd
15129311cc
hexbf5618b

200630667 has 8 divisors (see below), whose sum is σ = 276136960. Its totient is φ = 129439080.

The previous prime is 200630659. The next prime is 200630681. The reversal of 200630667 is 766036002.

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

It is not a de Polignac number, because 200630667 - 23 = 200630659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200630467) 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, 1078567 + ... + 1078752.

It is an arithmetic number, because the mean of its divisors is an integer number (34517120).

Almost surely, 2200630667 is an apocalyptic number.

200630667 is a deficient number, since it is larger than the sum of its proper divisors (75506293).

200630667 is a wasteful number, since it uses less digits than its factorization.

200630667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2157353.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 200630667 is about 14164.4155191805. The cubic root of 200630667 is about 585.4175964919.

Adding to 200630667 its reverse (766036002), we get a palindrome (966666669).

The spelling of 200630667 in words is "two hundred million, six hundred thirty thousand, six hundred sixty-seven".

Divisors: 1 3 31 93 2157319 6471957 66876889 200630667