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10513196215 = 52102639243
BaseRepresentation
bin10011100101010001…
…01010010010110111
31000010200102200222121
421302220222102313
5133012334234330
64455114140411
7521345456554
oct116250522267
930120380877
1010513196215
114505474a15
122054a21707
13cb7112b82
1471a391a2b
15417e8117a
hex272a2a4b7

10513196215 has 4 divisors (see below), whose sum is σ = 12615835464. Its totient is φ = 8410556968.

The previous prime is 10513196209. The next prime is 10513196249. The reversal of 10513196215 is 51269131501.

10513196215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 51269131501 = 77324161643.

It is a cyclic number.

It is not a de Polignac number, because 10513196215 - 29 = 10513195703 is a prime.

It is a super-2 number, since 2×105131962152 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1051319617 + ... + 1051319626.

It is an arithmetic number, because the mean of its divisors is an integer number (3153958866).

Almost surely, 210513196215 is an apocalyptic number.

10513196215 is a deficient number, since it is larger than the sum of its proper divisors (2102639249).

10513196215 is an equidigital number, since it uses as much as digits as its factorization.

10513196215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2102639248.

The product of its (nonzero) digits is 8100, while the sum is 34.

The spelling of 10513196215 in words is "ten billion, five hundred thirteen million, one hundred ninety-six thousand, two hundred fifteen".

Divisors: 1 5 2102639243 10513196215