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2025304031245 = 51131493076653
BaseRepresentation
bin11101011110001101100…
…001110000000000001101
321011121122220211211020111
4131132031201300000031
5231140310312444440
64150224542120021
7266215631135635
oct35361541600015
97147586754214
102025304031245
11710a21365000
12288626280011
13118ca6a7a521
147004d3796c5
1537a397084ea
hex1d78d87000d

2025304031245 has 64 divisors (see below), whose sum is σ = 2700331603200. Its totient is φ = 1458077955840.

The previous prime is 2025304031159. The next prime is 2025304031263. The reversal of 2025304031245 is 5421304035202.

It is not a de Polignac number, because 2025304031245 - 223 = 2025295642637 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 304416339 + ... + 304422991.

It is an arithmetic number, because the mean of its divisors is an integer number (42192681300).

Almost surely, 22025304031245 is an apocalyptic number.

It is an amenable number.

2025304031245 is a deficient number, since it is larger than the sum of its proper divisors (675027571955).

2025304031245 is a wasteful number, since it uses less digits than its factorization.

2025304031245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7147 (or 7125 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 2025304031245 its reverse (5421304035202), we get a palindrome (7446608066447).

The spelling of 2025304031245 in words is "two trillion, twenty-five billion, three hundred four million, thirty-one thousand, two hundred forty-five".

Divisors: 1 5 11 55 121 149 307 605 745 1331 1535 1639 3377 6653 6655 8195 16885 18029 33265 37147 45743 73183 90145 185735 198319 228715 365915 408617 503173 805013 991297 991595 2042471 2043085 2515865 4025065 4956485 5534903 8855143 10212355 10904267 22467181 27674515 44275715 54521335 60883933 112335905 119946937 247138991 304328179 304419665 599734685 1235694955 1319416307 1521640895 2718528901 3347609969 6597081535 13592644505 16738049845 36823709659 184118548295 405060806249 2025304031245