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26461115013 = 353923918013
BaseRepresentation
bin11000101001001101…
…001001001010000101
32112022010020220210210
4120221031021022011
5413143021140023
620053413310033
71624505523624
oct305115111205
975263226723
1026461115013
11102496783a3
125165935319
132659162608
1413d04476bb
15a4d0da593
hex629349285

26461115013 has 16 divisors (see below), whose sum is σ = 35953061760. Its totient is φ = 17305065024.

The previous prime is 26461114969. The next prime is 26461115029. The reversal of 26461115013 is 31051116462.

It is a happy number.

It is not a de Polignac number, because 26461115013 - 216 = 26461049477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26461115053) 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, 1459995 + ... + 1478007.

It is an arithmetic number, because the mean of its divisors is an integer number (2247066360).

Almost surely, 226461115013 is an apocalyptic number.

It is an amenable number.

26461115013 is a deficient number, since it is larger than the sum of its proper divisors (9491946747).

26461115013 is a wasteful number, since it uses less digits than its factorization.

26461115013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27308.

The product of its (nonzero) digits is 4320, while the sum is 30.

The spelling of 26461115013 in words is "twenty-six billion, four hundred sixty-one million, one hundred fifteen thousand, thirteen".

Divisors: 1 3 53 159 9239 18013 27717 54039 489667 954689 1469001 2864067 166422107 499266321 8820371671 26461115013