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26461480319 = 413891659131
BaseRepresentation
bin11000101001001110…
…100010010101111111
32112022010221110220122
4120221032202111333
5413143114332234
620053425205155
71624511604641
oct305116422577
975263843818
1026461480319
11102498a78aa
125165a907bb
13265925c981
1413d0500891
15a4d15d92e
hex6293a257f

26461480319 has 8 divisors (see below), whose sum is σ = 27176582160. Its totient is φ = 25749697600.

The previous prime is 26461480303. The next prime is 26461480333. The reversal of 26461480319 is 91308416462.

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 26461480319 - 24 = 26461480303 is a prime.

It is a super-2 number, since 2×264614803192 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26461480319.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26461480379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 813617 + ... + 845514.

It is an arithmetic number, because the mean of its divisors is an integer number (3397072770).

Almost surely, 226461480319 is an apocalyptic number.

26461480319 is a deficient number, since it is larger than the sum of its proper divisors (715101841).

26461480319 is a wasteful number, since it uses less digits than its factorization.

26461480319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1659561.

The product of its (nonzero) digits is 248832, while the sum is 44.

The spelling of 26461480319 in words is "twenty-six billion, four hundred sixty-one million, four hundred eighty thousand, three hundred nineteen".

Divisors: 1 41 389 15949 1659131 68024371 645401959 26461480319