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4129681160 = 2351119225999
BaseRepresentation
bin1111011000100101…
…1110111100001000
3101122210201112120002
43312021132330020
531424144244120
61521441222132
7204223465523
oct36611367410
911583645502
104129681160
11182a108640
12973031948
1350a758027
142b266dbba
1519283e375
hexf625ef08

4129681160 has 96 divisors (see below), whose sum is σ = 10698480000. Its totient is φ = 1422610560.

The previous prime is 4129681159. The next prime is 4129681177. The reversal of 4129681160 is 611869214.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 145841 + ... + 171839.

It is an arithmetic number, because the mean of its divisors is an integer number (111442500).

Almost surely, 24129681160 is an apocalyptic number.

4129681160 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4129681160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5349240000).

4129681160 is an abundant number, since it is smaller than the sum of its proper divisors (6568798840).

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

4129681160 is a wasteful number, since it uses less digits than its factorization.

4129681160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26059 (or 26036 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 4129681160 is about 64262.5953413025. The cubic root of 4129681160 is about 1604.3736015709.

The spelling of 4129681160 in words is "four billion, one hundred twenty-nine million, six hundred eighty-one thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 11 19 20 22 38 40 44 55 76 88 95 110 152 190 209 220 361 380 418 440 722 760 836 1045 1444 1672 1805 2090 2888 3610 3971 4180 7220 7942 8360 14440 15884 19855 25999 31768 39710 51998 79420 103996 129995 158840 207992 259990 285989 493981 519980 571978 987962 1039960 1143956 1429945 1975924 2287912 2469905 2859890 3951848 4939810 5433791 5719780 9385639 9879620 10867582 11439560 18771278 19759240 21735164 27168955 37542556 43470328 46928195 54337910 75085112 93856390 103242029 108675820 187712780 206484058 217351640 375425560 412968116 516210145 825936232 1032420290 2064840580 4129681160