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202119093 = 321119107453
BaseRepresentation
bin11000000110000…
…01011110110101
3112002022201021100
430003001132311
5403220302333
632020040313
75002661331
oct1403013665
9462281240
10202119093
11a4100080
1257833099
1332b499c7
141cbb47c1
1512b27213
hexc0c17b5

202119093 has 24 divisors (see below), whose sum is σ = 335256480. Its totient is φ = 116048160.

The previous prime is 202119083. The next prime is 202119107. The reversal of 202119093 is 390911202.

It is not a de Polignac number, because 202119093 - 24 = 202119077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202119013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51846 + ... + 55607.

It is an arithmetic number, because the mean of its divisors is an integer number (13969020).

Almost surely, 2202119093 is an apocalyptic number.

It is an amenable number.

202119093 is a deficient number, since it is larger than the sum of its proper divisors (133137387).

202119093 is a wasteful number, since it uses less digits than its factorization.

202119093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107489 (or 107486 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 202119093 is about 14216.8594633273. The cubic root of 202119093 is about 586.8617174196.

The spelling of 202119093 in words is "two hundred two million, one hundred nineteen thousand, ninety-three".

Divisors: 1 3 9 11 19 33 57 99 171 209 627 1881 107453 322359 967077 1181983 2041607 3545949 6124821 10637847 18374463 22457677 67373031 202119093