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10206600143 = 49120787373
BaseRepresentation
bin10011000000101110…
…00101101111001111
3222100022112000020112
421200113011233033
5131400342201033
64404442510235
7510633445505
oct114027055717
928308460215
1010206600143
1143683a5833
121b8a20537b
13c6874598c
146cb782675
153eb0bcc48
hex2605c5bcf

10206600143 has 4 divisors (see below), whose sum is σ = 10227388008. Its totient is φ = 10185812280.

The previous prime is 10206600137. The next prime is 10206600161. The reversal of 10206600143 is 34100660201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34100660201 = 177131925177.

It is a cyclic number.

It is not a de Polignac number, because 10206600143 - 224 = 10189822927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10206600113) 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, 10393196 + ... + 10394177.

It is an arithmetic number, because the mean of its divisors is an integer number (2556847002).

Almost surely, 210206600143 is an apocalyptic number.

10206600143 is a deficient number, since it is larger than the sum of its proper divisors (20787865).

10206600143 is an equidigital number, since it uses as much as digits as its factorization.

10206600143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20787864.

The product of its (nonzero) digits is 864, while the sum is 23.

The spelling of 10206600143 in words is "ten billion, two hundred six million, six hundred thousand, one hundred forty-three".

Divisors: 1 491 20787373 10206600143