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10475071887 = 3719372127151
BaseRepresentation
bin10011100000101110…
…01110100110001111
31000001000200210020110
421300113032212033
5132423104300022
64451233051103
7520403433120
oct116027164617
930030623213
1010475071887
1144959a5605
1220440b6a93
13cac254cb7
147152aa047
1541495000c
hex2705ce98f

10475071887 has 96 divisors (see below), whose sum is σ = 17519738880. Its totient is φ = 5437756800.

The previous prime is 10475071877. The next prime is 10475071903. The reversal of 10475071887 is 78817057401.

It is not a de Polignac number, because 10475071887 - 212 = 10475067791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10475071847) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 69371262 + ... + 69371412.

It is an arithmetic number, because the mean of its divisors is an integer number (182497280).

Almost surely, 210475071887 is an apocalyptic number.

10475071887 is a deficient number, since it is larger than the sum of its proper divisors (7044666993).

10475071887 is a wasteful number, since it uses less digits than its factorization.

10475071887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381 (or 344 counting only the distinct ones).

The product of its (nonzero) digits is 439040, while the sum is 48.

The spelling of 10475071887 in words is "ten billion, four hundred seventy-five million, seventy-one thousand, eight hundred eighty-seven".

Divisors: 1 3 7 19 21 37 57 111 127 133 151 259 381 399 453 703 777 889 1057 1369 2109 2413 2667 2869 3171 4107 4699 4921 5587 7239 8607 9583 14097 14763 16761 16891 19177 20083 26011 28749 32893 39109 50673 57531 60249 78033 89281 98679 106153 117327 134239 173863 182077 206719 267843 318459 364363 402717 521589 546231 620157 624967 709549 743071 1093089 1217041 1447033 1874901 2128647 2229213 2550541 3303397 3651123 3927661 4341099 4966843 7651623 9910191 11782983 13481431 14900529 23123779 26253313 27493627 40444293 69371337 78759939 82480881 94370017 183773191 283110051 498812947 551319573 1496438841 3491690629 10475071887