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107140143 = 3113246671
BaseRepresentation
bin1100110001011…
…01010000101111
321110121021122110
412120231100233
5204411441033
614344215103
72440450635
oct630552057
9243537573
10107140143
1155528a80
122ba6a493
1319273746
141032d355
159615363
hex662d42f

107140143 has 8 divisors (see below), whose sum is σ = 155840256. Its totient is φ = 64933400.

The previous prime is 107140109. The next prime is 107140153. The reversal of 107140143 is 341041701.

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 107140143 - 26 = 107140079 is a prime.

It is a super-2 number, since 2×1071401432 = 22958020484120898, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107140153) 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, 1623303 + ... + 1623368.

It is an arithmetic number, because the mean of its divisors is an integer number (19480032).

Almost surely, 2107140143 is an apocalyptic number.

107140143 is a deficient number, since it is larger than the sum of its proper divisors (48700113).

107140143 is a wasteful number, since it uses less digits than its factorization.

107140143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3246685.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 107140143 is about 10350.8522837494. The cubic root of 107140143 is about 474.9531152247.

Adding to 107140143 its reverse (341041701), we get a palindrome (448181844).

It can be divided in two parts, 1071 and 40143, that added together give a palindrome (41214).

The spelling of 107140143 in words is "one hundred seven million, one hundred forty thousand, one hundred forty-three".

Divisors: 1 3 11 33 3246671 9740013 35713381 107140143