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2113125141 = 3831784691
BaseRepresentation
bin111110111110011…
…1011101100010101
312110021012212202010
41331330323230111
513311430001031
6545403334433
7103236160461
oct17574735425
95407185663
102113125141
11994893216
124ab821419
13278a3500a
141609054a1
15c57ab246
hex7df3bb15

2113125141 has 8 divisors (see below), whose sum is σ = 2817872224. Its totient is φ = 1408564080.

The previous prime is 2113125089. The next prime is 2113125149. The reversal of 2113125141 is 1415213112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2113125141 - 211 = 2113123093 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113125149) 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, 17395 + ... + 67296.

It is an arithmetic number, because the mean of its divisors is an integer number (352234028).

Almost surely, 22113125141 is an apocalyptic number.

It is an amenable number.

2113125141 is a deficient number, since it is larger than the sum of its proper divisors (704747083).

2113125141 is an equidigital number, since it uses as much as digits as its factorization.

2113125141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93011.

The product of its digits is 240, while the sum is 21.

The square root of 2113125141 is about 45968.7409116238. The cubic root of 2113125141 is about 1283.2415279392.

Adding to 2113125141 its reverse (1415213112), we get a palindrome (3528338253).

The spelling of 2113125141 in words is "two billion, one hundred thirteen million, one hundred twenty-five thousand, one hundred forty-one".

Divisors: 1 3 8317 24951 84691 254073 704375047 2113125141