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10551055901 = 37285163673
BaseRepresentation
bin10011101001110010…
…00101011000011101
31000020022200011201012
421310321011120131
5133102032242101
64502545425005
7522315331631
oct116471053035
930208604635
1010551055901
114524883511
12206563b165
13cc1c0a459
14721408dc1
1541b45dbbb
hex274e4561d

10551055901 has 4 divisors (see below), whose sum is σ = 10836219612. Its totient is φ = 10265892192.

The previous prime is 10551055883. The next prime is 10551055909. The reversal of 10551055901 is 10955015501.

10551055901 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: 10955015501 = 21115189491.

It can be written as a sum of positive squares in 2 ways, for example, as 7515156100 + 3035899801 = 86690^2 + 55099^2 .

It is a cyclic number.

It is not a de Polignac number, because 10551055901 - 214 = 10551039517 is a prime.

It is a super-2 number, since 2×105510559012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10551055909) by changing a digit.

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, 142581800 + ... + 142581873.

It is an arithmetic number, because the mean of its divisors is an integer number (2709054903).

Almost surely, 210551055901 is an apocalyptic number.

It is an amenable number.

10551055901 is a deficient number, since it is larger than the sum of its proper divisors (285163711).

10551055901 is an equidigital number, since it uses as much as digits as its factorization.

10551055901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285163710.

The product of its (nonzero) digits is 5625, while the sum is 32.

The spelling of 10551055901 in words is "ten billion, five hundred fifty-one million, fifty-five thousand, nine hundred one".

Divisors: 1 37 285163673 10551055901