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10204452553 = 16136326381
BaseRepresentation
bin10011000000011101…
…11001011011001001
3222100011110220022011
421200032321123021
5131344314440203
64404324455521
7510606262351
oct114016713311
928304426264
1010204452553
114367169269
121b8954a5a1
13c68173309
146cb383b61
153eace676d
hex2603b96c9

10204452553 has 4 divisors (see below), whose sum is σ = 10210780548. Its totient is φ = 10198124560.

The previous prime is 10204452551. The next prime is 10204452563. The reversal of 10204452553 is 35525440201.

10204452553 is digitally balanced in base 3, 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: 35525440201 = 45777736193.

It can be written as a sum of positive squares in 2 ways, for example, as 9049336384 + 1155116169 = 95128^2 + 33987^2 .

It is a cyclic number.

It is not a de Polignac number, because 10204452553 - 21 = 10204452551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10204452551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3161578 + ... + 3164803.

It is an arithmetic number, because the mean of its divisors is an integer number (2552695137).

Almost surely, 210204452553 is an apocalyptic number.

It is an amenable number.

10204452553 is a deficient number, since it is larger than the sum of its proper divisors (6327995).

10204452553 is an equidigital number, since it uses as much as digits as its factorization.

10204452553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6327994.

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 10204452553 its reverse (35525440201), we get a palindrome (45729892754).

The spelling of 10204452553 in words is "ten billion, two hundred four million, four hundred fifty-two thousand, five hundred fifty-three".

Divisors: 1 1613 6326381 10204452553