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200692390 = 2579254041
BaseRepresentation
bin10111111011001…
…01001010100110
3111222122020012111
423331211022212
5402334124030
631525311234
74654600003
oct1375451246
9458566174
10200692390
11a3316188
125726551a
133276a4c2
141c9228aa
151294462a
hexbf652a6

200692390 has 16 divisors (see below), whose sum is σ = 365820480. Its totient is φ = 79260480.

The previous prime is 200692381. The next prime is 200692391. The reversal of 200692390 is 93296002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200692391) 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, 126231 + ... + 127810.

It is an arithmetic number, because the mean of its divisors is an integer number (22863780).

Almost surely, 2200692390 is an apocalyptic number.

200692390 is a deficient number, since it is larger than the sum of its proper divisors (165128090).

200692390 is a wasteful number, since it uses less digits than its factorization.

200692390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254127.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 200692390 is about 14166.5941566772. The cubic root of 200692390 is about 585.4776239144.

The spelling of 200692390 in words is "two hundred million, six hundred ninety-two thousand, three hundred ninety".

Divisors: 1 2 5 10 79 158 395 790 254041 508082 1270205 2540410 20069239 40138478 100346195 200692390