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128250357152150 = 25219358799722709
BaseRepresentation
bin11101001010010010011100…
…111110101111100110010110
3121211002121120220022111120102
4131022102130332233212112
5113302223212412332100
61132433222315334102
736004532256656162
oct3512223476574626
9554077526274512
10128250357152150
1137956742150362
1212473941151332
135673c5909b43c
1423954c972dca2
15ec6145932cd5
hex74a49cfaf996

128250357152150 has 96 divisors (see below), whose sum is σ = 240441639187680. Its totient is φ = 50894056120320.

The previous prime is 128250357152147. The next prime is 128250357152179. The reversal of 128250357152150 is 51251753052821.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 128250357152095 and 128250357152104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5647544996 + ... + 5647567704.

It is an arithmetic number, because the mean of its divisors is an integer number (2504600408205).

Almost surely, 2128250357152150 is an apocalyptic number.

128250357152150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

128250357152150 is a deficient number, since it is larger than the sum of its proper divisors (112191282035530).

128250357152150 is a wasteful number, since it uses less digits than its factorization.

128250357152150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24498 (or 24493 counting only the distinct ones).

The product of its (nonzero) digits is 840000, while the sum is 47.

The spelling of 128250357152150 in words is "one hundred twenty-eight trillion, two hundred fifty billion, three hundred fifty-seven million, one hundred fifty-two thousand, one hundred fifty".

Divisors: 1 2 5 10 25 50 193 386 587 965 997 1174 1930 1994 2935 4825 4985 5870 9650 9970 14675 22709 24925 29350 45418 49850 113291 113545 192421 226582 227090 384842 566455 567725 585239 962105 1132910 1135450 1170478 1924210 2832275 2926195 4382837 4810525 5664550 5852390 8765674 9621050 13330183 14630975 21914185 22640873 26660366 29261950 43828370 45281746 66650915 109570925 112951127 113204365 133301830 219141850 225902254 226408730 333254575 564755635 566021825 666509150 1129511270 1132043650 2572725319 2823778175 4369688489 5145450638 5647556350 8739376978 12863626595 13290192451 21848442445 25727253190 26580384902 43696884890 64318132975 66450962255 109242212225 128636265950 132901924510 218484424450 332254811275 664509622550 2565007143043 5130014286086 12825035715215 25650071430430 64125178576075 128250357152150