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324251300420 = 22537710961637
BaseRepresentation
bin1001011011111101110…
…00100011001001000100
31010222221122000201210222
410231332320203021010
520303031313103140
6404543050403512
732266151402165
oct4557670431104
91128848021728
10324251300420
11115572451243
1252a13130598
1324766204508
141199dcb576c
15867b78e5b5
hex4b7ee23244

324251300420 has 48 divisors (see below), whose sum is σ = 699440903280. Its totient is φ = 126175302144.

The previous prime is 324251300407. The next prime is 324251300437. The reversal of 324251300420 is 24003152423.

It can be written as a sum of positive squares in 8 ways, for example, as 15362115136 + 308889185284 = 123944^2 + 555778^2 .

It is a super-2 number, since 2×3242513004202 (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 324251300420.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5229842 + ... + 5291478.

It is an arithmetic number, because the mean of its divisors is an integer number (14571685485).

Almost surely, 2324251300420 is an apocalyptic number.

It is an amenable number.

324251300420 is an abundant number, since it is smaller than the sum of its proper divisors (375189602860).

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

324251300420 is a wasteful number, since it uses less digits than its factorization.

324251300420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68792 (or 68790 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 324251300420 its reverse (24003152423), we get a palindrome (348254452843).

The spelling of 324251300420 in words is "three hundred twenty-four billion, two hundred fifty-one million, three hundred thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 37 74 148 185 370 740 7109 14218 28436 35545 61637 71090 123274 142180 246548 263033 308185 526066 616370 1052132 1232740 1315165 2280569 2630330 4561138 5260660 9122276 11402845 22805690 45611380 438177433 876354866 1752709732 2190887165 4381774330 8763548660 16212565021 32425130042 64850260084 81062825105 162125650210 324251300420