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10297937718 = 2321979563677
BaseRepresentation
bin10011001011100111…
…00000111100110110
3222120200101102211200
421211303200330312
5132042233001333
64421504313330
7513123012015
oct114563407466
928520342750
1010297937718
114404a10032
121bb4912846
13c81645693
146d995aa7c
15404110c13
hex265ce0f36

10297937718 has 96 divisors (see below), whose sum is σ = 23861260800. Its totient is φ = 3200378688.

The previous prime is 10297937701. The next prime is 10297937719. The reversal of 10297937718 is 81773979201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10297937719) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15210796 + ... + 15211472.

It is an arithmetic number, because the mean of its divisors is an integer number (248554800).

Almost surely, 210297937718 is an apocalyptic number.

10297937718 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10297937718, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11930630400).

10297937718 is an abundant number, since it is smaller than the sum of its proper divisors (13563323082).

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

10297937718 is a wasteful number, since it uses less digits than its factorization.

10297937718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1346 (or 1343 counting only the distinct ones).

The product of its (nonzero) digits is 1333584, while the sum is 54.

The spelling of 10297937718 in words is "ten billion, two hundred ninety-seven million, nine hundred thirty-seven thousand, seven hundred eighteen".

Divisors: 1 2 3 6 9 18 19 38 57 79 114 158 171 237 342 474 563 677 711 1126 1354 1422 1501 1689 2031 3002 3378 4062 4503 5067 6093 9006 10134 10697 12186 12863 13509 21394 25726 27018 32091 38589 44477 53483 64182 77178 88954 96273 106966 115767 133431 160449 192546 231534 266862 320898 381151 400293 481347 762302 800586 845063 962694 1016177 1143453 1690126 2032354 2286906 2535189 3048531 3430359 5070378 6097062 6860718 7241869 7605567 9145593 14483738 15211134 18291186 21725607 30110929 43451214 60221858 65176821 90332787 130353642 180665574 270998361 541996722 572107651 1144215302 1716322953 3432645906 5148968859 10297937718