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10143015253 = 710211419199
BaseRepresentation
bin10010111001001001…
…00010000101010101
3222011212212120011121
421130210202011111
5131233102442003
64354252003541
7506232131020
oct113444420525
928155776147
1010143015253
114335516538
121b70a605b1
13c58512097
146c31501b7
153e570ccbd
hex25c922155

10143015253 has 8 divisors (see below), whose sum is σ = 11603379200. Its totient is φ = 8685491760.

The previous prime is 10143015227. The next prime is 10143015277. The reversal of 10143015253 is 35251034101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10143015253 - 25 = 10143015221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10143015353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 702453 + ... + 716746.

It is an arithmetic number, because the mean of its divisors is an integer number (1450422400).

Almost surely, 210143015253 is an apocalyptic number.

It is an amenable number.

10143015253 is a deficient number, since it is larger than the sum of its proper divisors (1460363947).

10143015253 is a wasteful number, since it uses less digits than its factorization.

10143015253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1420227.

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 10143015253 its reverse (35251034101), we get a palindrome (45394049354).

The spelling of 10143015253 in words is "ten billion, one hundred forty-three million, fifteen thousand, two hundred fifty-three".

Divisors: 1 7 1021 7147 1419199 9934393 1449002179 10143015253