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6161057050 = 252123221141
BaseRepresentation
bin1011011110011101…
…00100010100011010
3120220101010010102011
411233032210110122
5100104212311200
62455204500134
7305451056311
oct55716442432
916811103364
106161057050
112681835395
12123b3aa64a
137725696b5
14426375278
15260d4d5ba
hex16f3a451a

6161057050 has 12 divisors (see below), whose sum is σ = 11459566206. Its totient is φ = 2464422800.

The previous prime is 6161057039. The next prime is 6161057051. The reversal of 6161057050 is 507501616.

It can be written as a sum of positive squares in 3 ways, for example, as 5831307769 + 329749281 = 76363^2 + 18159^2 .

It is not an unprimeable number, because it can be changed into a prime (6161057051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61610521 + ... + 61610620.

Almost surely, 26161057050 is an apocalyptic number.

6161057050 is a deficient number, since it is larger than the sum of its proper divisors (5298509156).

6161057050 is a wasteful number, since it uses less digits than its factorization.

6161057050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123221153 (or 123221148 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 31.

The square root of 6161057050 is about 78492.4012245771. The cubic root of 6161057050 is about 1833.2361393836.

Adding to 6161057050 its reverse (507501616), we get a palindrome (6668558666).

The spelling of 6161057050 in words is "six billion, one hundred sixty-one million, fifty-seven thousand, fifty".

Divisors: 1 2 5 10 25 50 123221141 246442282 616105705 1232211410 3080528525 6161057050