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118982534450 = 252131271441339
BaseRepresentation
bin110111011001111101…
…0010110010100110010
3102101010002122000011012
41232303322112110302
53422134012100300
6130354304350522
711411332566353
oct1566372262462
9371102560135
10118982534450
11465075a21aa
121b087015442
13b2b2473550
145a8a16dd2a
1531659c4435
hex1bb3e96532

118982534450 has 48 divisors (see below), whose sum is σ = 240207959040. Its totient is φ = 43586061120.

The previous prime is 118982534443. The next prime is 118982534471. The reversal of 118982534450 is 54435289811.

It is a Harshad number since it is a multiple of its sum of digits (50).

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, 638120 + ... + 803219.

It is an arithmetic number, because the mean of its divisors is an integer number (5004332480).

Almost surely, 2118982534450 is an apocalyptic number.

118982534450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

118982534450 is an abundant number, since it is smaller than the sum of its proper divisors (121225424590).

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

118982534450 is a wasteful number, since it uses less digits than its factorization.

118982534450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1441491 (or 1441486 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 50.

The spelling of 118982534450 in words is "one hundred eighteen billion, nine hundred eighty-two million, five hundred thirty-four thousand, four hundred fifty".

Divisors: 1 2 5 10 13 25 26 50 65 127 130 254 325 635 650 1270 1651 3175 3302 6350 8255 16510 41275 82550 1441339 2882678 7206695 14413390 18737407 36033475 37474814 72066950 93687035 183050053 187374070 366100106 468435175 915250265 936870350 1830500530 2379650689 4576251325 4759301378 9152502650 11898253445 23796506890 59491267225 118982534450