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10544554061 = 19739534199
BaseRepresentation
bin10011101001000000…
…10010000001001101
31000012212102211212022
421310200102001031
5133043401212221
64502154215525
7522206142056
oct116440220115
930185384768
1010544554061
114521142598
1220634245a5
13cc0771c02
147205d572d
1541aac74ab
hex27481204d

10544554061 has 4 divisors (see below), whose sum is σ = 10545108000. Its totient is φ = 10544000124.

The previous prime is 10544554057. The next prime is 10544554073. The reversal of 10544554061 is 16045544501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 16045544501 = 72292220643.

It is a cyclic number.

It is not a de Polignac number, because 10544554061 - 22 = 10544554057 is a prime.

It is a super-2 number, since 2×105445540612 (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 (10544554021) 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, 247361 + ... + 286838.

It is an arithmetic number, because the mean of its divisors is an integer number (2636277000).

Almost surely, 210544554061 is an apocalyptic number.

It is an amenable number.

10544554061 is a deficient number, since it is larger than the sum of its proper divisors (553939).

10544554061 is an equidigital number, since it uses as much as digits as its factorization.

10544554061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553938.

The product of its (nonzero) digits is 48000, while the sum is 35.

The spelling of 10544554061 in words is "ten billion, five hundred forty-four million, five hundred fifty-four thousand, sixty-one".

Divisors: 1 19739 534199 10544554061