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115242320353040 = 2452939490142567
BaseRepresentation
bin11010001100111111110001…
…100100010101011100010000
3120010001001120110011021111122
4122030333301210111130100
5110101112233002244130
61045033331402301412
733162661062350336
oct3214776144253420
9503031513137448
10115242320353040
11337a0aa2529531
1210b12897ab7868
134c3c3c53872ba
142065a881c1b56
15d4cab59322e5
hex68cff1915710

115242320353040 has 40 divisors (see below), whose sum is σ = 268029561885120. Its totient is φ = 46081243485056.

The previous prime is 115242320352871. The next prime is 115242320353123. The reversal of 115242320353040 is 40353023242511.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244836164 + ... + 245306403.

It is an arithmetic number, because the mean of its divisors is an integer number (6700739047128).

Almost surely, 2115242320353040 is an apocalyptic number.

115242320353040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115242320353040 is an abundant number, since it is smaller than the sum of its proper divisors (152787241532080).

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

115242320353040 is a wasteful number, since it uses less digits than its factorization.

115242320353040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490145519 (or 490145513 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 115242320353040 its reverse (40353023242511), we get a palindrome (155595343595551).

The spelling of 115242320353040 in words is "one hundred fifteen trillion, two hundred forty-two billion, three hundred twenty million, three hundred fifty-three thousand, forty".

Divisors: 1 2 4 5 8 10 16 20 40 80 2939 5878 11756 14695 23512 29390 47024 58780 117560 235120 490142567 980285134 1960570268 2450712835 3921140536 4901425670 7842281072 9802851340 19605702680 39211405360 1440529004413 2881058008826 5762116017652 7202645022065 11524232035304 14405290044130 23048464070608 28810580088260 57621160176520 115242320353040