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10909713297 = 371722277919
BaseRepresentation
bin10100010100100010…
…10000001110010001
31001011022112212011110
422022101100032101
5134320341311142
65002321003533
7534232014210
oct121221201621
931138485143
1010909713297
11469928108a
1221457835a9
13104b305072
14756ccb077
1543cba799c
hex28a450391

10909713297 has 48 divisors (see below), whose sum is σ = 17739786240. Its totient is φ = 5840823552.

The previous prime is 10909713293. The next prime is 10909713313. The reversal of 10909713297 is 79231790901.

It is a happy number.

It is not a de Polignac number, because 10909713297 - 22 = 10909713293 is a prime.

It is a super-2 number, since 2×109097132972 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10909713293) 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, 1373704 + ... + 1381622.

It is an arithmetic number, because the mean of its divisors is an integer number (369578880).

Almost surely, 210909713297 is an apocalyptic number.

10909713297 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

10909713297 is a deficient number, since it is larger than the sum of its proper divisors (6830072943).

10909713297 is a wasteful number, since it uses less digits than its factorization.

10909713297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8190 (or 8173 counting only the distinct ones).

The product of its (nonzero) digits is 214326, while the sum is 48.

It can be divided in two parts, 10909 and 713297, that added together give a triangular number (724206 = T1203).

The spelling of 10909713297 in words is "ten billion, nine hundred nine million, seven hundred thirteen thousand, two hundred ninety-seven".

Divisors: 1 3 7 17 21 51 119 227 289 357 681 867 1589 2023 3859 4767 6069 7919 11577 23757 27013 55433 65603 81039 134623 166299 196809 403869 459221 942361 1377663 1797613 2288591 2827083 5392839 6865773 12583291 16020137 30559421 37749873 48060411 91678263 213915947 519510157 641747841 1558530471 3636571099 10909713297