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2104141231 = 43672632777
BaseRepresentation
bin111110101101010…
…1010010110101111
312102122022110010201
41331122222112233
513302130004411
6544443014331
7103066622353
oct17532522657
95378273121
102104141231
1198a8074a5
124a880a3a7
13276c0aaaa
1415d647463
15c4ad43c1
hex7d6aa5af

2104141231 has 16 divisors (see below), whose sum is σ = 2194308864. Its totient is φ = 2016108864.

The previous prime is 2104141229. The next prime is 2104141349. The reversal of 2104141231 is 1321414012.

It is a cyclic number.

It is not a de Polignac number, because 2104141231 - 21 = 2104141229 is a prime.

It is a super-2 number, since 2×21041412312 = 8854820639988390722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2104141199 and 2104141208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104141201) 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, 756315 + ... + 759091.

It is an arithmetic number, because the mean of its divisors is an integer number (137144304).

Almost surely, 22104141231 is an apocalyptic number.

2104141231 is a deficient number, since it is larger than the sum of its proper divisors (90167633).

2104141231 is a wasteful number, since it uses less digits than its factorization.

2104141231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3150.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 2104141231 is about 45870.9192299435. The cubic root of 2104141231 is about 1281.4203859353.

Adding to 2104141231 its reverse (1321414012), we get a palindrome (3425555243).

The spelling of 2104141231 in words is "two billion, one hundred four million, one hundred forty-one thousand, two hundred thirty-one".

Divisors: 1 43 67 263 2777 2881 11309 17621 119411 186059 730351 757703 8000537 31405093 48933517 2104141231