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2102241401 = 131123143999
BaseRepresentation
bin111110101001101…
…1010100001111001
312102111201221001122
41331103122201321
513301133211101
6544334155025
7103044520451
oct17523324171
95374657048
102102241401
1198972a097
124a8052a75
132766c4130
1415d2b0d61
15c485b51b
hex7d4da879

2102241401 has 8 divisors (see below), whose sum is σ = 2265984000. Its totient is φ = 1938789072.

The previous prime is 2102241367. The next prime is 2102241439. The reversal of 2102241401 is 1041422012.

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

It is a cyclic number.

It is not a de Polignac number, because 2102241401 - 214 = 2102225017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2102241401.

It is not an unprimeable number, because it can be changed into a prime (2102241451) 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, 57401 + ... + 86598.

It is an arithmetic number, because the mean of its divisors is an integer number (283248000).

Almost surely, 22102241401 is an apocalyptic number.

It is an amenable number.

2102241401 is a deficient number, since it is larger than the sum of its proper divisors (163742599).

2102241401 is a wasteful number, since it uses less digits than its factorization.

2102241401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145135.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 2102241401 is about 45850.2061173121. The cubic root of 2102241401 is about 1281.0346048033.

Adding to 2102241401 its reverse (1041422012), we get a palindrome (3143663413).

The spelling of 2102241401 in words is "two billion, one hundred two million, two hundred forty-one thousand, four hundred one".

Divisors: 1 13 1123 14599 143999 1871987 161710877 2102241401