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200105351 = 17137151569
BaseRepresentation
bin10111110110101…
…01110110000111
3111221112101221022
423323111312013
5402211332401
631504541355
74646603345
oct1373256607
9457471838
10200105351
11a2a55126
125702185b
13325c3244
141c80c995
151287a71b
hexbed5d87

200105351 has 16 divisors (see below), whose sum is σ = 215213760. Its totient is φ = 185395200.

The previous prime is 200105333. The next prime is 200105371. The reversal of 200105351 is 153501002.

It is a de Polignac number, because none of the positive numbers 2k-200105351 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200105371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 351395 + ... + 351963.

It is an arithmetic number, because the mean of its divisors is an integer number (13450860).

Almost surely, 2200105351 is an apocalyptic number.

200105351 is a deficient number, since it is larger than the sum of its proper divisors (15108409).

200105351 is a wasteful number, since it uses less digits than its factorization.

200105351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 200105351 is about 14145.8598536816. The cubic root of 200105351 is about 584.9062123492.

Adding to 200105351 its reverse (153501002), we get a palindrome (353606353).

The spelling of 200105351 in words is "two hundred million, one hundred five thousand, three hundred fifty-one".

Divisors: 1 17 137 151 569 2329 2567 9673 20687 77953 85919 351679 1325201 1460623 11770903 200105351