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6161106107 = 13473931239
BaseRepresentation
bin1011011110011101…
…10000010010111011
3120220101012121201002
411233032300102323
5100104220343412
62455205515215
7305451352322
oct55716602273
916811177632
106161106107
112681869232
12123b412b0b
13772585b20
144263890b9
15260d5cdc2
hex16f3b04bb

6161106107 has 4 divisors (see below), whose sum is σ = 6635037360. Its totient is φ = 5687174856.

The previous prime is 6161106101. The next prime is 6161106131. The reversal of 6161106107 is 7016011616.

6161106107 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6161106107 - 26 = 6161106043 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6161106107.

It is not an unprimeable number, because it can be changed into a prime (6161106101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 236965607 + ... + 236965632.

It is an arithmetic number, because the mean of its divisors is an integer number (1658759340).

Almost surely, 26161106107 is an apocalyptic number.

6161106107 is a deficient number, since it is larger than the sum of its proper divisors (473931253).

6161106107 is a wasteful number, since it uses less digits than its factorization.

6161106107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473931252.

The product of its (nonzero) digits is 1512, while the sum is 29.

The square root of 6161106107 is about 78492.7137191727. The cubic root of 6161106107 is about 1833.2410050436.

The spelling of 6161106107 in words is "six billion, one hundred sixty-one million, one hundred six thousand, one hundred seven".

Divisors: 1 13 473931239 6161106107