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248384617924 = 22211211812
BaseRepresentation
bin1110011101010011100…
…0000111110111000100
3212202010100110221111111
43213110320013313010
513032142430233144
6310034544214404
723642126263012
oct3472470076704
9782110427444
10248384617924
1196380706843
124017b60a404
131a5654cb901
14c0440758b2
1566db0cc534
hex39d4e07dc4

248384617924 has 27 divisors (see below), whose sum is σ = 437113027533. Its totient is φ = 123499059600.

The previous prime is 248384617907. The next prime is 248384617927. The reversal of 248384617924 is 429716483842.

The square root of 248384617924 is 498382.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 227798107524 + 20586510400 = 477282^2 + 143480^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (248384617927) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 210316614 + ... + 210317794.

Almost surely, 2248384617924 is an apocalyptic number.

248384617924 is the 498382-nd square number.

It is an amenable number.

248384617924 is a deficient number, since it is larger than the sum of its proper divisors (188728409609).

248384617924 is an frugal number, since it uses more digits than its factorization.

248384617924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2788 (or 1394 counting only the distinct ones).

The product of its digits is 18579456, while the sum is 58.

The spelling of 248384617924 in words is "two hundred forty-eight billion, three hundred eighty-four million, six hundred seventeen thousand, nine hundred twenty-four".

Divisors: 1 2 4 211 422 844 1181 2362 4724 44521 89042 178084 249191 498382 996764 1394761 2789522 5579044 52579301 105158602 210317204 294294571 588589142 1177178284 62096154481 124192308962 248384617924