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2103041213 = 71339195897
BaseRepresentation
bin111110101011001…
…1101110010111101
312102120020120012022
41331112131302331
513301334304323
6544403245525
7103054361330
oct17526356275
95376216168
102103041213
1198a125a99
124a83798a5
132769141b0
1415d43c617
15c49684c8
hex7d59dcbd

2103041213 has 16 divisors (see below), whose sum is σ = 2589457920. Its totient is φ = 1663238016.

The previous prime is 2103041197. The next prime is 2103041233. The reversal of 2103041213 is 3121403012.

It is a cyclic number.

It is not a de Polignac number, because 2103041213 - 24 = 2103041197 is a prime.

It is a super-2 number, since 2×21030412132 = 8845564687153022738, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2103041191 and 2103041200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103041233) 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, 353681 + ... + 359577.

It is an arithmetic number, because the mean of its divisors is an integer number (161841120).

Almost surely, 22103041213 is an apocalyptic number.

It is an amenable number.

2103041213 is a deficient number, since it is larger than the sum of its proper divisors (486416707).

2103041213 is a wasteful number, since it uses less digits than its factorization.

2103041213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9836.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2103041213 is about 45858.9272988368. The cubic root of 2103041213 is about 1281.1970436395.

Adding to 2103041213 its reverse (3121403012), we get a palindrome (5224444225).

The spelling of 2103041213 in words is "two billion, one hundred three million, forty-one thousand, two hundred thirteen".

Divisors: 1 7 13 91 3919 5897 27433 41279 50947 76661 356629 536627 23110343 161772401 300434459 2103041213