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87200141613 = 3132235901067
BaseRepresentation
bin101000100110110001…
…0001001000100101101
322100002010110011110120
41101031202021010231
52412041214012423
6104020441355153
76204620655054
oct1211542110455
9270063404416
1087200141613
1133a88230042
1214a97198ab9
1382b8a44640
14431311339b
15240566dee3
hex144d88912d

87200141613 has 8 divisors (see below), whose sum is σ = 125210459808. Its totient is φ = 53661625584.

The previous prime is 87200141593. The next prime is 87200141627. The reversal of 87200141613 is 31614100278.

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

It is not a de Polignac number, because 87200141613 - 26 = 87200141549 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87200141713) 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, 1117950495 + ... + 1117950572.

It is an arithmetic number, because the mean of its divisors is an integer number (15651307476).

Almost surely, 287200141613 is an apocalyptic number.

It is an amenable number.

87200141613 is a deficient number, since it is larger than the sum of its proper divisors (38010318195).

87200141613 is a wasteful number, since it uses less digits than its factorization.

87200141613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2235901083.

The product of its (nonzero) digits is 8064, while the sum is 33.

The spelling of 87200141613 in words is "eighty-seven billion, two hundred million, one hundred forty-one thousand, six hundred thirteen".

Divisors: 1 3 13 39 2235901067 6707703201 29066713871 87200141613