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200142201 = 379530581
BaseRepresentation
bin10111110110111…
…10110101111001
3111221121021111010
423323132311321
5402214022301
631505424133
74650115650
oct1373366571
9457537433
10200142201
11a2a7a886
125703b049
1332606c4c
141c81c197
15128865d6
hexbeded79

200142201 has 8 divisors (see below), whose sum is σ = 304978624. Its totient is φ = 114366960.

The previous prime is 200142179. The next prime is 200142209. The reversal of 200142201 is 102241002.

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

It is not a de Polignac number, because 200142201 - 211 = 200140153 is a prime.

It is a super-2 number, since 2×2001422012 = 80113801242248802, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (200142209) 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, 4765270 + ... + 4765311.

It is an arithmetic number, because the mean of its divisors is an integer number (38122328).

Almost surely, 2200142201 is an apocalyptic number.

200142201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

200142201 is a deficient number, since it is larger than the sum of its proper divisors (104836423).

200142201 is an equidigital number, since it uses as much as digits as its factorization.

200142201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9530591.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 200142201 is about 14147.1622949622. The cubic root of 200142201 is about 584.9421142227.

Adding to 200142201 its reverse (102241002), we get a palindrome (302383203).

The spelling of 200142201 in words is "two hundred million, one hundred forty-two thousand, two hundred one".

Divisors: 1 3 7 21 9530581 28591743 66714067 200142201