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10143054 = 232563503
BaseRepresentation
bin100110101100…
…010101001110
3201002022122200
4212230111032
510044034204
61001222330
7152133405
oct46542516
921068580
1010143054
1157a8699
1234919a6
132141a0c
1414c063c
15d55539
hex9ac54e

10143054 has 12 divisors (see below), whose sum is σ = 21976656. Its totient is φ = 3381012.

The previous prime is 10143053. The next prime is 10143061. The reversal of 10143054 is 45034101.

It is a happy number.

10143054 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 563503 = 10143054 / (1 + 0 + 1 + 4 + 3 + 0 + 5 + 4).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10143053) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 281734 + ... + 281769.

It is an arithmetic number, because the mean of its divisors is an integer number (1831388).

Almost surely, 210143054 is an apocalyptic number.

10143054 is an abundant number, since it is smaller than the sum of its proper divisors (11833602).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10143054 is a wasteful number, since it uses less digits than its factorization.

10143054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563511 (or 563508 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 10143054 is about 3184.8161642393. The cubic root of 10143054 is about 216.4659437566.

Adding to 10143054 its reverse (45034101), we get a palindrome (55177155).

The spelling of 10143054 in words is "ten million, one hundred forty-three thousand, fifty-four".

Divisors: 1 2 3 6 9 18 563503 1127006 1690509 3381018 5071527 10143054