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196360221 = 3372277793
BaseRepresentation
bin10111011010000…
…11100000011101
3111200111010120210
423231003200131
5400232011341
631252403033
74603014531
oct1355034035
9450433523
10196360221
11a0927382
1255916479
13318b16a5
141c115bc1
151238ac16
hexbb4381d

196360221 has 16 divisors (see below), whose sum is σ = 270108864. Its totient is φ = 126791424.

The previous prime is 196360207. The next prime is 196360243. The reversal of 196360221 is 122063691.

196360221 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 196360221 - 27 = 196360093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196360621) 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, 21301 + ... + 29093.

It is an arithmetic number, because the mean of its divisors is an integer number (16881804).

Almost surely, 2196360221 is an apocalyptic number.

It is an amenable number.

196360221 is a deficient number, since it is larger than the sum of its proper divisors (73748643).

196360221 is a wasteful number, since it uses less digits than its factorization.

196360221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8060.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 196360221 is about 14012.8591300990. The cubic root of 196360221 is about 581.2342138388.

The spelling of 196360221 in words is "one hundred ninety-six million, three hundred sixty thousand, two hundred twenty-one".

Divisors: 1 3 37 111 227 681 7793 8399 23379 25197 288341 865023 1769011 5307033 65453407 196360221