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1010131199 = 711101129887
BaseRepresentation
bin111100001101010…
…110000011111111
32121101201222111122
4330031112003333
54032043144244
6244122341155
734013654630
oct7415260377
92541658448
101010131199
11479213580
1224235a7bb
1313137668c
1498227887
155da331ee
hex3c3560ff

1010131199 has 16 divisors (see below), whose sum is σ = 1271863296. Its totient is φ = 779316000.

The previous prime is 1010131193. The next prime is 1010131207. The reversal of 1010131199 is 9911310101.

It is a happy number.

It is not a de Polignac number, because 1010131199 - 24 = 1010131183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010131193) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57167 + ... + 72720.

It is an arithmetic number, because the mean of its divisors is an integer number (79491456).

Almost surely, 21010131199 is an apocalyptic number.

1010131199 is a deficient number, since it is larger than the sum of its proper divisors (261732097).

1010131199 is a wasteful number, since it uses less digits than its factorization.

1010131199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130006.

The product of its (nonzero) digits is 243, while the sum is 26.

The square root of 1010131199 is about 31782.5612404035. The cubic root of 1010131199 is about 1003.3657255160.

The spelling of 1010131199 in words is "one billion, ten million, one hundred thirty-one thousand, one hundred ninety-nine".

Divisors: 1 7 11 77 101 707 1111 7777 129887 909209 1428757 10001299 13118587 91830109 144304457 1010131199