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52725762313 = 758211293979
BaseRepresentation
bin110001000110101100…
…110100100100001001
312001002112211020120121
4301012230310210021
51330440243343223
640115532023241
73544410404440
oct610654644411
9161075736517
1052725762313
11203a7355684
12a275901b21
134c836a6633
1427a274bd57
151588d1815d
hexc46b34909

52725762313 has 8 divisors (see below), whose sum is σ = 60268412480. Its totient is φ = 45185711760.

The previous prime is 52725762289. The next prime is 52725762319. The reversal of 52725762313 is 31326752725.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52725762313 - 217 = 52725631241 is a prime.

It is a super-2 number, since 2×527257623132 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52725762313.

It is not an unprimeable number, because it can be changed into a prime (52725762319) 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, 606243 + ... + 687736.

It is an arithmetic number, because the mean of its divisors is an integer number (7533551560).

Almost surely, 252725762313 is an apocalyptic number.

It is an amenable number.

52725762313 is a deficient number, since it is larger than the sum of its proper divisors (7542650167).

52725762313 is a wasteful number, since it uses less digits than its factorization.

52725762313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1299807.

The product of its digits is 529200, while the sum is 43.

The spelling of 52725762313 in words is "fifty-two billion, seven hundred twenty-five million, seven hundred sixty-two thousand, three hundred thirteen".

Divisors: 1 7 5821 40747 1293979 9057853 7532251759 52725762313