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6423137252 = 2276111093391
BaseRepresentation
bin1011111101101100…
…10100101111100100
3121120122021011212022
411332312110233210
5101123310343002
62541210042312
7315112523450
oct57666245744
917518234768
106423137252
1127a676a0a4
1212b3119398
137b494b73c
1444d0b7660
15278d6bba2
hex17ed94be4

6423137252 has 48 divisors (see below), whose sum is σ = 13072496640. Its totient is φ = 2704406400.

The previous prime is 6423137233. The next prime is 6423137291. The reversal of 6423137252 is 2527313246.

It is a super-2 number, since 2×64231372522 = 82513384316060223008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1892477 + ... + 1895867.

It is an arithmetic number, because the mean of its divisors is an integer number (272343680).

Almost surely, 26423137252 is an apocalyptic number.

It is an amenable number.

6423137252 is an abundant number, since it is smaller than the sum of its proper divisors (6649359388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6423137252 is a wasteful number, since it uses less digits than its factorization.

6423137252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4572 (or 4570 counting only the distinct ones).

The product of its digits is 60480, while the sum is 35.

The square root of 6423137252 is about 80144.4773643200. The cubic root of 6423137252 is about 1858.8702095601.

The spelling of 6423137252 in words is "six billion, four hundred twenty-three million, one hundred thirty-seven thousand, two hundred fifty-two".

Divisors: 1 2 4 7 14 28 61 122 244 427 854 1109 1708 2218 3391 4436 6782 7763 13564 15526 23737 31052 47474 67649 94948 135298 206851 270596 413702 473543 827404 947086 1447957 1894172 2895914 3760619 5791828 7521238 15042476 26324333 52648666 105297332 229397759 458795518 917591036 1605784313 3211568626 6423137252