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10143004142 = 231163596841
BaseRepresentation
bin10010111001001000…
…11111010111101110
3222011212211222221002
421130210133113232
5131233102113032
64354251440302
7506232053435
oct113444372756
928155758832
1010143004142
114335509157
121b70a56092
13c58509ccb
146c314a11c
153e5709862
hex25c91f5ee

10143004142 has 8 divisors (see below), whose sum is σ = 15705296832. Its totient is φ = 4907905200.

The previous prime is 10143004129. The next prime is 10143004147. The reversal of 10143004142 is 24140034101.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10143004147) 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, 81798359 + ... + 81798482.

It is an arithmetic number, because the mean of its divisors is an integer number (1963162104).

Almost surely, 210143004142 is an apocalyptic number.

10143004142 is a deficient number, since it is larger than the sum of its proper divisors (5562292690).

10143004142 is a wasteful number, since it uses less digits than its factorization.

10143004142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163596874.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 10143004142 its reverse (24140034101), we get a palindrome (34283038243).

The spelling of 10143004142 in words is "ten billion, one hundred forty-three million, four thousand, one hundred forty-two".

Divisors: 1 2 31 62 163596841 327193682 5071502071 10143004142