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11838806876 = 22133147156259
BaseRepresentation
bin10110000011010010…
…11101101101011100
31010120001210200221202
423001221131231130
5143221213310001
65234430415032
7566243124641
oct130151355534
933501720852
1011838806876
115025774916
122364961478
131168946c90
1480445bdc8
1549452e96b
hex2c1a5db5c

11838806876 has 48 divisors (see below), whose sum is σ = 23521505280. Its totient is φ = 5175264960.

The previous prime is 11838806869. The next prime is 11838806897. The reversal of 11838806876 is 67860883811.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2366 + ... + 153893.

It is an arithmetic number, because the mean of its divisors is an integer number (490031360).

Almost surely, 211838806876 is an apocalyptic number.

It is an amenable number.

11838806876 is a deficient number, since it is larger than the sum of its proper divisors (11682698404).

11838806876 is a wasteful number, since it uses less digits than its factorization.

11838806876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156354 (or 156352 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 56.

The spelling of 11838806876 in words is "eleven billion, eight hundred thirty-eight million, eight hundred six thousand, eight hundred seventy-six".

Divisors: 1 2 4 13 26 31 47 52 62 94 124 188 403 611 806 1222 1457 1612 2444 2914 5828 18941 37882 75764 156259 312518 625036 2031367 4062734 4844029 7344173 8125468 9688058 14688346 19376116 29376692 62972377 95474249 125944754 190948498 227669363 251889508 381896996 455338726 910677452 2959701719 5919403438 11838806876