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52656065625 = 355171917389
BaseRepresentation
bin110001000010100010…
…111100110001011001
312000220200200021200210
4301002202330301121
51330314423100000
640105002121333
73542603113212
oct610242746131
9160820607623
1052656065625
1120370a81509
12a2564b0249
134c72112ba7
1427973a8409
151582b4c350
hexc428bcc59

52656065625 has 96 divisors (see below), whose sum is σ = 97812489600. Its totient is φ = 25038720000.

The previous prime is 52656065597. The next prime is 52656065647.

52656065625 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 52656065625 - 25 = 52656065593 is a prime.

It is a super-2 number, since 2×526560656252 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3019431 + ... + 3036819.

It is an arithmetic number, because the mean of its divisors is an integer number (1018880100).

Almost surely, 252656065625 is an apocalyptic number.

It is an amenable number.

52656065625 is a deficient number, since it is larger than the sum of its proper divisors (45156423975).

52656065625 is a wasteful number, since it uses less digits than its factorization.

52656065625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17453 (or 17433 counting only the distinct ones).

The product of its (nonzero) digits is 3240000, while the sum is 48.

Subtracting from 52656065625 its product of nonzero digits (3240000), we obtain a palindrome (52652825625).

The spelling of 52656065625 in words is "fifty-two billion, six hundred fifty-six million, sixty-five thousand, six hundred twenty-five".

Divisors: 1 3 5 15 17 19 25 51 57 75 85 95 125 255 285 323 375 425 475 625 969 1275 1425 1615 1875 2125 2375 3125 4845 6375 7125 8075 9375 10625 11875 17389 24225 31875 35625 40375 52167 53125 59375 86945 121125 159375 178125 201875 260835 295613 330391 434725 605625 886839 991173 1009375 1304175 1478065 1651955 2173625 3028125 4434195 4955865 5616647 6520875 7390325 8259775 10868125 16849941 22170975 24779325 28083235 32604375 36951625 41298875 54340625 84249705 110854875 123896625 140416175 163021875 184758125 206494375 421248525 554274375 619483125 702080875 923790625 1032471875 2106242625 2771371875 3097415625 3510404375 10531213125 17552021875 52656065625