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200709093 = 31361239353
BaseRepresentation
bin10111111011010…
…01001111100101
3111222200002010010
423331221033211
5402340142333
631525520433
74654666464
oct1375511745
9458602103
10200709093
11a3327792
1257273119
1332774ca0
141c9289db
1512949563
hexbf693e5

200709093 has 32 divisors (see below), whose sum is σ = 294981120. Its totient is φ = 120637440.

The previous prime is 200709083. The next prime is 200709107. The reversal of 200709093 is 390907002.

It is not a de Polignac number, because 200709093 - 24 = 200709077 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 200709093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200709013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 568405 + ... + 568757.

It is an arithmetic number, because the mean of its divisors is an integer number (9218160).

Almost surely, 2200709093 is an apocalyptic number.

It is an amenable number.

200709093 is a deficient number, since it is larger than the sum of its proper divisors (94272027).

200709093 is a wasteful number, since it uses less digits than its factorization.

200709093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669.

The product of its (nonzero) digits is 3402, while the sum is 30.

The square root of 200709093 is about 14167.1836650761. The cubic root of 200709093 is about 585.4938659544.

The spelling of 200709093 in words is "two hundred million, seven hundred nine thousand, ninety-three".

Divisors: 1 3 13 39 61 183 239 353 717 793 1059 2379 3107 4589 9321 13767 14579 21533 43737 64599 84367 189527 253101 279929 568581 839787 1096771 3290313 5146387 15439161 66903031 200709093