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86870901348 = 223271131338709
BaseRepresentation
bin101000011100111101…
…0001100001001100100
322022020011221000201200
41100321322030021210
52410402422320343
6103524040522500
76163512322650
oct1207172141144
9268204830650
1086870901348
11339293a4a50
1214a04a80430
13826577960a
1442c14cba60
1523d67d64d3
hex1439e8c264

86870901348 has 72 divisors (see below), whose sum is σ = 273774970560. Its totient is φ = 22563869760.

The previous prime is 86870901283. The next prime is 86870901349. The reversal of 86870901348 is 84310907868.

It is a junction number, because it is equal to n+sod(n) for n = 86870901294 and 86870901303.

It is not an unprimeable number, because it can be changed into a prime (86870901349) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15666583 + ... + 15672126.

Almost surely, 286870901348 is an apocalyptic number.

It is an amenable number.

86870901348 is an abundant number, since it is smaller than the sum of its proper divisors (186904069212).

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

86870901348 is a wasteful number, since it uses less digits than its factorization.

86870901348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31338737 (or 31338732 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 54.

The spelling of 86870901348 in words is "eighty-six billion, eight hundred seventy million, nine hundred one thousand, three hundred forty-eight".

Divisors: 1 2 3 4 6 7 9 11 12 14 18 21 22 28 33 36 42 44 63 66 77 84 99 126 132 154 198 231 252 308 396 462 693 924 1386 2772 31338709 62677418 94016127 125354836 188032254 219370963 282048381 344725799 376064508 438741926 564096762 658112889 689451598 877483852 1034177397 1128193524 1316225778 1378903196 1974338667 2068354794 2413080593 2632451556 3102532191 3948677334 4136709588 4826161186 6205064382 7239241779 7897354668 9652322372 12410128764 14478483558 21717725337 28956967116 43435450674 86870901348