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26992197414 = 23271316478753
BaseRepresentation
bin11001001000110111…
…000011111100100110
32120200010120200220100
4121020313003330212
5420240000304124
620222224244530
71643614615050
oct311067037446
976603520810
1026992197414
11104a1434476
125293770746
1327121ab260
141440bb08d0
15a7ea431c9
hex648dc3f26

26992197414 has 48 divisors (see below), whose sum is σ = 71979197472. Its totient is φ = 7118820864.

The previous prime is 26992197409. The next prime is 26992197467. The reversal of 26992197414 is 41479129962.

26992197414 is a `hidden beast` number, since 2 + 6 + 9 + 9 + 219 + 7 + 414 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8237739 + ... + 8241014.

It is an arithmetic number, because the mean of its divisors is an integer number (1499566614).

Almost surely, 226992197414 is an apocalyptic number.

26992197414 is an abundant number, since it is smaller than the sum of its proper divisors (44987000058).

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

26992197414 is a wasteful number, since it uses less digits than its factorization.

26992197414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16478781 (or 16478778 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 54.

The spelling of 26992197414 in words is "twenty-six billion, nine hundred ninety-two million, one hundred ninety-seven thousand, four hundred fourteen".

Divisors: 1 2 3 6 7 9 13 14 18 21 26 39 42 63 78 91 117 126 182 234 273 546 819 1638 16478753 32957506 49436259 98872518 115351271 148308777 214223789 230702542 296617554 346053813 428447578 642671367 692107626 1038161439 1285342734 1499566523 1928014101 2076322878 2999133046 3856028202 4498699569 8997399138 13496098707 26992197414