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248502328420 = 225172322673181
BaseRepresentation
bin1110011101101111100…
…1001001110001100100
3212202102112222020221111
43213123321021301210
513032413044002140
6310054351154404
723645055640213
oct3473371116144
9782375866844
10248502328420
11964310a4445
12401b2b15a04
131a583a036a8
14c05595707a
1566e65ce7ea
hex39dbe49c64

248502328420 has 48 divisors (see below), whose sum is σ = 522552316608. Its totient is φ = 99268202880.

The previous prime is 248502328411. The next prime is 248502328427. The reversal of 248502328420 is 24823205842.

It is not an unprimeable number, because it can be changed into a prime (248502328427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78119230 + ... + 78122410.

It is an arithmetic number, because the mean of its divisors is an integer number (10886506596).

Almost surely, 2248502328420 is an apocalyptic number.

248502328420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

248502328420 is an abundant number, since it is smaller than the sum of its proper divisors (274049988188).

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

248502328420 is a wasteful number, since it uses less digits than its factorization.

248502328420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7180 (or 7178 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 40.

The spelling of 248502328420 in words is "two hundred forty-eight billion, five hundred two million, three hundred twenty-eight thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 1723 2267 3181 3446 4534 6362 6892 8615 9068 11335 12724 15905 17230 22670 31810 34460 45340 63620 3906041 5480863 7211327 7812082 10961726 14422654 15624164 19530205 21923452 27404315 28845308 36056635 39060410 54808630 72113270 78120820 109617260 144226540 12425116421 24850232842 49700465684 62125582105 124251164210 248502328420