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BaseRepresentation
bin10011010111111100…
…01000000110011111
3222211220000222211120
421223332020012133
5132300223222230
64440041422023
7515520203145
oct115376100637
928756028746
1010401382815
11445834494a
12202349a913
13c99bc42b5
147095a7595
1540d246310
hex26bf8819f

10401382815 has 16 divisors (see below), whose sum is σ = 16695390048. Its totient is φ = 5529678336.

The previous prime is 10401382813. The next prime is 10401382829. The reversal of 10401382815 is 51828310401.

It is not a de Polignac number, because 10401382815 - 21 = 10401382813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10401382811) 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 15 ways as a sum of consecutive naturals, for example, 1103014 + ... + 1112403.

It is an arithmetic number, because the mean of its divisors is an integer number (1043461878).

Almost surely, 210401382815 is an apocalyptic number.

10401382815 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10401382815 is a deficient number, since it is larger than the sum of its proper divisors (6294007233).

10401382815 is a wasteful number, since it uses less digits than its factorization.

10401382815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2215738.

The product of its (nonzero) digits is 7680, while the sum is 33.

The spelling of 10401382815 in words is "ten billion, four hundred one million, three hundred eighty-two thousand, eight hundred fifteen".