Search a number
-
+
2315025103540 = 225139832742843
BaseRepresentation
bin100001101100000010001…
…111111011101010110100
322012022111002011012222111
4201230002033323222310
5300412132411303130
64531301410140404
7326153323463122
oct41540217735264
98168432135874
102315025103540
11812884355826
12314801281704
1313a3c918b396
14800952ac912
15403447ae02a
hex21b023fbab4

2315025103540 has 24 divisors (see below), whose sum is σ = 4896527922720. Its totient is φ = 919348097568.

The previous prime is 2315025103439. The next prime is 2315025103543. The reversal of 2315025103540 is 453015205132.

2315025103540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2315025103543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 416368642 + ... + 416374201.

It is an arithmetic number, because the mean of its divisors is an integer number (204021996780).

Almost surely, 22315025103540 is an apocalyptic number.

2315025103540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2315025103540 is an abundant number, since it is smaller than the sum of its proper divisors (2581502819180).

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

2315025103540 is a wasteful number, since it uses less digits than its factorization.

2315025103540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832742991 (or 832742989 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 2315025103540 in words is "two trillion, three hundred fifteen billion, twenty-five million, one hundred three thousand, five hundred forty".

Divisors: 1 2 4 5 10 20 139 278 556 695 1390 2780 832742843 1665485686 3330971372 4163714215 8327428430 16654856860 115751255177 231502510354 463005020708 578756275885 1157512551770 2315025103540