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6021146420 = 225301057321
BaseRepresentation
bin1011001101110001…
…10110011100110100
3120112121211221002222
411212320312130310
544312403141140
62433250021512
7302131620512
oct54670663464
916477757088
106021146420
11260a864473
121200577898
1374c590c43
144119554b2
152539135b5
hex166e36734

6021146420 has 12 divisors (see below), whose sum is σ = 12644407524. Its totient is φ = 2408458560.

The previous prime is 6021146413. The next prime is 6021146437. The reversal of 6021146420 is 246411206.

It can be written as a sum of positive squares in 2 ways, for example, as 3376307236 + 2644839184 = 58106^2 + 51428^2 .

It is a super-2 number, since 2×60211464202 = 72508408422157632800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6021146420.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150528641 + ... + 150528680.

It is an arithmetic number, because the mean of its divisors is an integer number (1053700627).

Almost surely, 26021146420 is an apocalyptic number.

It is an amenable number.

6021146420 is an abundant number, since it is smaller than the sum of its proper divisors (6623261104).

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

6021146420 is a wasteful number, since it uses less digits than its factorization.

6021146420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301057330 (or 301057328 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 6021146420 is about 77596.0464199047. The cubic root of 6021146420 is about 1819.2528451097.

Adding to 6021146420 its reverse (246411206), we get a palindrome (6267557626).

The spelling of 6021146420 in words is "six billion, twenty-one million, one hundred forty-six thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 301057321 602114642 1204229284 1505286605 3010573210 6021146420