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87537524110201 = 112472180972
BaseRepresentation
bin10011111001110101101011…
…000001110111001101111001
3102110221111122120021000110001
4103321311223001313031321
542433203322133011301
6510102103341153001
724303243311000344
oct2371655301671571
9373844576230401
1087537524110201
112598a501297300
12999943785b761
1339ac9a37508c9
141788ba584545b
15a1c0ba1dac01
hex4f9d6b077379

87537524110201 has 27 divisors (see below), whose sum is σ = 98315133130767. Its totient is φ = 77882081259840.

The previous prime is 87537524110187. The next prime is 87537524110229. The reversal of 87537524110201 is 10201142573578.

The square root of 87537524110201 is 9356149.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 11449865575225 + 76087658534976 = 3383765^2 + 8722824^2 .

It is not a de Polignac number, because 87537524110201 - 27 = 87537524110073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (87537524110301) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 4837119985 + ... + 4837138081.

Almost surely, 287537524110201 is an apocalyptic number.

87537524110201 is the 9356149-th square number.

87537524110201 is the 4678075-th centered octagonal number.

It is an amenable number.

87537524110201 is a deficient number, since it is larger than the sum of its proper divisors (10777609020566).

87537524110201 is an frugal number, since it uses more digits than its factorization.

87537524110201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36310 (or 18155 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 46.

Adding to 87537524110201 its reverse (10201142573578), we get a palindrome (97738666683779).

The spelling of 87537524110201 in words is "eighty-seven trillion, five hundred thirty-seven billion, five hundred twenty-four million, one hundred ten thousand, two hundred one".

Divisors: 1 11 47 121 517 2209 5687 18097 24299 199067 267289 850559 2189737 9356149 39976273 102917639 327501409 439739003 3602515499 4837129033 15392566223 39627670489 169318228453 723450612481 1862500512983 7957956737291 87537524110201