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10510000054 = 25255000027
BaseRepresentation
bin10011100100111000…
…11101111110110110
31000010110102022200021
421302130131332312
5133011030000204
64454521435354
7521306345401
oct116234357666
930113368607
1010510000054
114503691664
12205393bb5a
13cb6564158
14719b9cd38
15417a4e154
hex27271dfb6

10510000054 has 4 divisors (see below), whose sum is σ = 15765000084. Its totient is φ = 5255000026.

The previous prime is 10510000051. The next prime is 10510000057. The reversal of 10510000054 is 45000001501.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (10510000051) and next prime (10510000057).

It is a super-2 number, since 2×105100000542 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10509999992 and 10510000037.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10510000051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2627500012 + ... + 2627500015.

It is an arithmetic number, because the mean of its divisors is an integer number (3941250021).

Almost surely, 210510000054 is an apocalyptic number.

10510000054 is a deficient number, since it is larger than the sum of its proper divisors (5255000030).

10510000054 is an equidigital number, since it uses as much as digits as its factorization.

10510000054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5255000029.

The product of its (nonzero) digits is 100, while the sum is 16.

Adding to 10510000054 its reverse (45000001501), we get a palindrome (55510001555).

The spelling of 10510000054 in words is "ten billion, five hundred ten million, fifty-four", and thus it is an aban number.

Divisors: 1 2 5255000027 10510000054