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11888980013248 = 261333083431933
BaseRepresentation
bin1010110100000001111001…
…1011100011000011000000
31120002120112110101102122021
42231000132123203003000
53024242112340410443
641141415542251224
72334644002465522
oct255003633430300
946076473342567
1011888980013248
1138740a72aa638
1214001b7426b14
13683183aa8430
142d1603167a12
151593d64e99ed
hexad01e6e30c0

11888980013248 has 56 divisors (see below), whose sum is σ = 25407805722768. Its totient is φ = 5487042978816.

The previous prime is 11888980013237. The next prime is 11888980013257. The reversal of 11888980013248 is 84231008988811.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27309090 + ... + 27741022.

It is an arithmetic number, because the mean of its divisors is an integer number (453710816478).

Almost surely, 211888980013248 is an apocalyptic number.

It is an amenable number.

11888980013248 is an abundant number, since it is smaller than the sum of its proper divisors (13518825709520).

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

11888980013248 is a wasteful number, since it uses less digits than its factorization.

11888980013248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465041 (or 465031 counting only the distinct ones).

The product of its (nonzero) digits is 7077888, while the sum is 61.

The spelling of 11888980013248 in words is "eleven trillion, eight hundred eighty-eight billion, nine hundred eighty million, thirteen thousand, two hundred forty-eight".

Divisors: 1 2 4 8 13 16 26 32 52 64 104 208 416 832 33083 66166 132332 264664 430079 431933 529328 860158 863866 1058656 1720316 1727732 2117312 3440632 3455464 5615129 6881264 6910928 11230258 13762528 13821856 22460516 27525056 27643712 44921032 89842064 179684128 359368256 14289639439 28579278878 57158557756 114317115512 185765312707 228634231024 371530625414 457268462048 743061250828 914536924096 1486122501656 2972245003312 5944490006624 11888980013248