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202061542 = 21940913001
BaseRepresentation
bin11000000101100…
…11011011100110
3112002012210022211
430002303123212
5403211432132
632014514034
75002331464
oct1402633346
9462183284
10202061542
11a4070911
125780591a
1332b29757
141cb9b834
1512b15147
hexc0b36e6

202061542 has 16 divisors (see below), whose sum is σ = 319849200. Its totient is φ = 95472000.

The previous prime is 202061537. The next prime is 202061549. The reversal of 202061542 is 245160202.

202061542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202061549) 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, 9042 + ... + 22042.

It is an arithmetic number, because the mean of its divisors is an integer number (19990575).

Almost surely, 2202061542 is an apocalyptic number.

202061542 is a deficient number, since it is larger than the sum of its proper divisors (117787658).

202061542 is a wasteful number, since it uses less digits than its factorization.

202061542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13431.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 202061542 is about 14214.8352786798. The cubic root of 202061542 is about 586.8060115083.

The spelling of 202061542 in words is "two hundred two million, sixty-one thousand, five hundred forty-two".

Divisors: 1 2 19 38 409 818 7771 13001 15542 26002 247019 494038 5317409 10634818 101030771 202061542