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101140143 = 3132593337
BaseRepresentation
bin1100000011101…
…00011010101111
321001022110012020
412001310122233
5201342441033
614011441223
72335451136
oct601643257
9231273166
10101140143
11521000a5
1229a56213
1317c52750
14d60a91d
158d2c6b3
hex60746af

101140143 has 8 divisors (see below), whose sum is σ = 145226928. Its totient is φ = 62240064.

The previous prime is 101140141. The next prime is 101140187. The reversal of 101140143 is 341041101.

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

It is not a de Polignac number, because 101140143 - 21 = 101140141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101140141) 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, 1296630 + ... + 1296707.

It is an arithmetic number, because the mean of its divisors is an integer number (18153366).

Almost surely, 2101140143 is an apocalyptic number.

101140143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

101140143 is a deficient number, since it is larger than the sum of its proper divisors (44086785).

101140143 is a wasteful number, since it uses less digits than its factorization.

101140143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2593353.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 101140143 is about 10056.8455790074. The cubic root of 101140143 is about 465.9162463760.

Adding to 101140143 its reverse (341041101), we get a palindrome (442181244).

The spelling of 101140143 in words is "one hundred one million, one hundred forty thousand, one hundred forty-three".

Divisors: 1 3 13 39 2593337 7780011 33713381 101140143