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6161660106 = 237146706193
BaseRepresentation
bin1011011110100001…
…10111100011001010
3120220102020202122120
411233100313203022
5100104341110411
62455225432110
7305456150430
oct55720674312
916812222576
106161660106
112682107488
12123b63b636
1377271b034
14426490d50
15260e1c106
hex16f4378ca

6161660106 has 16 divisors (see below), whose sum is σ = 14083794624. Its totient is φ = 1760474304.

The previous prime is 6161660051. The next prime is 6161660107. The reversal of 6161660106 is 6010661616.

It is not an unprimeable number, because it can be changed into a prime (6161660107) 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, 73353055 + ... + 73353138.

It is an arithmetic number, because the mean of its divisors is an integer number (880237164).

Almost surely, 26161660106 is an apocalyptic number.

6161660106 is an abundant number, since it is smaller than the sum of its proper divisors (7922134518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6161660106 is a wasteful number, since it uses less digits than its factorization.

6161660106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146706205.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 6161660106 is about 78496.2426234530. The cubic root of 6161660106 is about 1833.2959509806.

The spelling of 6161660106 in words is "six billion, one hundred sixty-one million, six hundred sixty thousand, one hundred six".

Divisors: 1 2 3 6 7 14 21 42 146706193 293412386 440118579 880237158 1026943351 2053886702 3080830053 6161660106