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10312512506406 = 23211243110112889
BaseRepresentation
bin1001011000010001000110…
…1001010000101000100110
31100111212101201122110112200
42112010101221100220212
52322430011200201111
633533300340355330
72113024446666315
oct226042151205046
940455351573480
1010312512506406
11331656a510600
1211a67736a5b46
1359a609362376
142791b1d7c27c
1512d3bad5b256
hex96111a50a26

10312512506406 has 72 divisors (see below), whose sum is σ = 25130844658920. Its totient is φ = 3052329255360.

The previous prime is 10312512506389. The next prime is 10312512506441. The reversal of 10312512506406 is 60460521521301.

10312512506406 is a `hidden beast` number, since 1 + 0 + 3 + 1 + 2 + 5 + 1 + 2 + 5 + 0 + 640 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 54962791 + ... + 55150098.

Almost surely, 210312512506406 is an apocalyptic number.

10312512506406 is an abundant number, since it is smaller than the sum of its proper divisors (14818332152514).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10312512506406 is a wasteful number, since it uses less digits than its factorization.

10312512506406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110112962 (or 110112948 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 10312512506406 in words is "ten trillion, three hundred twelve billion, five hundred twelve million, five hundred six thousand, four hundred six".

Divisors: 1 2 3 6 9 11 18 22 33 43 66 86 99 121 129 198 242 258 363 387 473 726 774 946 1089 1419 2178 2838 4257 5203 8514 10406 15609 31218 46827 93654 110112889 220225778 330338667 660677334 991016001 1211241779 1982032002 2422483558 3633725337 4734854227 7267450674 9469708454 10901176011 13323659569 14204562681 21802352022 26647319138 28409125362 39970978707 42613688043 52083396497 79941957414 85227376086 104166792994 119912936121 156250189491 239825872242 312500378982 468750568473 572917361467 937501136946 1145834722934 1718752084401 3437504168802 5156256253203 10312512506406