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652050513213 = 31131701390887
BaseRepresentation
bin10010111110100010011…
…11010011110100111101
32022100001112002002102220
421133101033103310331
541140344412410323
61215314201235553
765052263625261
oct11372117236475
92270045062386
10652050513213
11231595574570
12a6456492bb9
134964647c458
14237b905c0a1
1511e647520e3
hex97d13d3d3d

652050513213 has 32 divisors (see below), whose sum is σ = 979182231552. Its totient is φ = 382375579200.

The previous prime is 652050513181. The next prime is 652050513223. The reversal of 652050513213 is 312315050256.

It is a happy number.

It is not a de Polignac number, because 652050513213 - 25 = 652050513181 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652050513223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7128856 + ... + 7219742.

It is an arithmetic number, because the mean of its divisors is an integer number (30599444736).

Almost surely, 2652050513213 is an apocalyptic number.

It is an amenable number.

652050513213 is a deficient number, since it is larger than the sum of its proper divisors (327131718339).

652050513213 is a wasteful number, since it uses less digits than its factorization.

652050513213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97945.

The product of its (nonzero) digits is 27000, while the sum is 33.

Adding to 652050513213 its reverse (312315050256), we get a palindrome (964365563469).

The spelling of 652050513213 in words is "six hundred fifty-two billion, fifty million, five hundred thirteen thousand, two hundred thirteen".

Divisors: 1 3 11 31 33 93 341 1023 7013 21039 77143 90887 217403 231429 272661 652209 999757 2391433 2817497 2999271 7174299 8452491 30992467 92977401 637390531 1912171593 7011295841 19759106461 21033887523 59277319383 217350171071 652050513213