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135500353420 = 225299712591913
BaseRepresentation
bin111111000110001110…
…0110100111110001100
3110221202020211011001011
41332030130310332030
54210001042302140
6142125322455004
712534553000105
oct1761434647614
9427666734034
10135500353420
1152513465063
1222316964464
13ca155b0323
1467b5bb53ac
1537d0ba2cea
hex1f8c734f8c

135500353420 has 96 divisors (see below), whose sum is σ = 297789307200. Its totient is φ = 51723485184.

The previous prime is 135500353411. The next prime is 135500353447. The reversal of 135500353420 is 24353005531.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70830384 + ... + 70832296.

It is an arithmetic number, because the mean of its divisors is an integer number (3101971950).

Almost surely, 2135500353420 is an apocalyptic number.

135500353420 is a gapful number since it is divisible by the number (10) 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 135500353420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148894653600).

135500353420 is an abundant number, since it is smaller than the sum of its proper divisors (162288953780).

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

135500353420 is a wasteful number, since it uses less digits than its factorization.

135500353420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3307 (or 3305 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 31.

Adding to 135500353420 its reverse (24353005531), we get a palindrome (159853358951).

The spelling of 135500353420 in words is "one hundred thirty-five billion, five hundred million, three hundred fifty-three thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 29 58 97 116 145 194 290 388 485 580 970 1259 1913 1940 2518 2813 3826 5036 5626 6295 7652 9565 11252 12590 14065 19130 25180 28130 36511 38260 55477 56260 73022 110954 122123 146044 182555 185561 221908 244246 277385 365110 371122 488492 554770 610615 730220 742244 927805 1109540 1221230 1855610 2408467 2442460 3541567 3711220 4816934 5381269 7083134 9633868 10762538 12042335 14166268 17707835 21525076 24084670 26906345 35415670 48169340 53812690 69845543 70831340 107625380 139691086 233621299 279382172 349227715 467242598 698455430 934485196 1168106495 1396910860 2336212990 4672425980 6775017671 13550035342 27100070684 33875088355 67750176710 135500353420