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104515210087 = 2314930497581
BaseRepresentation
bin110000101010110010…
…1111000101101100111
3100222202211210210001221
41201111211320231213
53203021343210322
6120002535401211
710356661425211
oct1412545705547
9328684723057
10104515210087
1140363125292
1218309b23207
139b180b03a2
1450b69a95b1
152aba82e9c7
hex1855978b67

104515210087 has 8 divisors (see below), whose sum is σ = 109791295200. Its totient is φ = 99300120480.

The previous prime is 104515210081. The next prime is 104515210091. The reversal of 104515210087 is 780012515401.

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 104515210087 - 235 = 70155471719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104515210081) 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, 15245364 + ... + 15252217.

It is an arithmetic number, because the mean of its divisors is an integer number (13723911900).

Almost surely, 2104515210087 is an apocalyptic number.

104515210087 is a deficient number, since it is larger than the sum of its proper divisors (5276085113).

104515210087 is a wasteful number, since it uses less digits than its factorization.

104515210087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30497753.

The product of its (nonzero) digits is 11200, while the sum is 34.

Adding to 104515210087 its reverse (780012515401), we get a palindrome (884527725488).

The spelling of 104515210087 in words is "one hundred four billion, five hundred fifteen million, two hundred ten thousand, eighty-seven".

Divisors: 1 23 149 3427 30497581 701444363 4544139569 104515210087