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53213310051 = 31119241108947
BaseRepresentation
bin110001100011110000…
…101010110001100011
312002100112020020100020
4301203300222301203
51332440101410201
640240145524523
73562450446426
oct614360526143
9162315206306
1053213310051
11206275874a0
12a391043743
1350306bb915
14280b3c19bd
1515b6a21a36
hexc63c2ac63

53213310051 has 48 divisors (see below), whose sum is σ = 83682523008. Its totient is φ = 29807625600.

The previous prime is 53213310049. The next prime is 53213310079. The reversal of 53213310051 is 15001331235.

It is not a de Polignac number, because 53213310051 - 21 = 53213310049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53213310151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 433960 + ... + 542906.

It is an arithmetic number, because the mean of its divisors is an integer number (1743385896).

Almost surely, 253213310051 is an apocalyptic number.

53213310051 is a deficient number, since it is larger than the sum of its proper divisors (30469212957).

53213310051 is a wasteful number, since it uses less digits than its factorization.

53213310051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109040 (or 109021 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 24.

Adding to 53213310051 its reverse (15001331235), we get a palindrome (68214641286).

The spelling of 53213310051 in words is "fifty-three billion, two hundred thirteen million, three hundred ten thousand, fifty-one".

Divisors: 1 3 11 19 33 41 57 123 209 361 451 627 779 1083 1353 2337 3971 8569 11913 14801 25707 44403 108947 162811 326841 488433 1198417 2069993 3595251 4466827 6209979 13400481 22769923 39329867 49135097 68309769 84869713 117989601 147405291 254609139 432628537 933566843 1297885611 1612524547 2800700529 4837573641 17737770017 53213310051