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202392085 = 5719304349
BaseRepresentation
bin11000001000001…
…00001000010101
3112002211120202011
430010010020111
5403303021320
632025544221
75005206250
oct1404041025
9462746664
10202392085
11a4277195
1257945071
1332c1403c
141cc46097
1512b7d05a
hexc104215

202392085 has 16 divisors (see below), whose sum is σ = 292176000. Its totient is φ = 131478336.

The previous prime is 202392079. The next prime is 202392101. The reversal of 202392085 is 580293202.

It is a cyclic number.

It is not a de Polignac number, because 202392085 - 25 = 202392053 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151510 + ... + 152839.

It is an arithmetic number, because the mean of its divisors is an integer number (18261000).

Almost surely, 2202392085 is an apocalyptic number.

It is an amenable number.

202392085 is a deficient number, since it is larger than the sum of its proper divisors (89783915).

202392085 is a wasteful number, since it uses less digits than its factorization.

202392085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304380.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 202392085 is about 14226.4572188581. The cubic root of 202392085 is about 587.1258133331.

The spelling of 202392085 in words is "two hundred two million, three hundred ninety-two thousand, eighty-five".

Divisors: 1 5 7 19 35 95 133 665 304349 1521745 2130443 5782631 10652215 28913155 40478417 202392085