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8870753141 = 21294166629
BaseRepresentation
bin10000100001011110…
…01111001101110101
3211220012212221122122
420100233033031311
5121131403100031
64024123005325
7432553105025
oct102057171565
924805787578
108870753141
113842344148
121876969845
13ab4a69573
146021ada85
1536db9b47b
hex210bcf375

8870753141 has 4 divisors (see below), whose sum is σ = 8874921900. Its totient is φ = 8866584384.

The previous prime is 8870753107. The next prime is 8870753149. The reversal of 8870753141 is 1413570788.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1223950225 + 7646802916 = 34985^2 + 87446^2 .

It is a cyclic number.

It is not a de Polignac number, because 8870753141 - 226 = 8803644277 is a prime.

It is a super-2 number, since 2×88707531412 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 8870753092 and 8870753101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8870753149) 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, 2081186 + ... + 2085443.

It is an arithmetic number, because the mean of its divisors is an integer number (2218730475).

Almost surely, 28870753141 is an apocalyptic number.

It is an amenable number.

8870753141 is a deficient number, since it is larger than the sum of its proper divisors (4168759).

8870753141 is a wasteful number, since it uses less digits than its factorization.

8870753141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4168758.

The product of its (nonzero) digits is 188160, while the sum is 44.

The square root of 8870753141 is about 94184.6757227523. The cubic root of 8870753141 is about 2070.0785784698.

The spelling of 8870753141 in words is "eight billion, eight hundred seventy million, seven hundred fifty-three thousand, one hundred forty-one".

Divisors: 1 2129 4166629 8870753141