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248164445848 = 231120443137947
BaseRepresentation
bin1110011100011111000…
…0001110111010011000
3212201120000012001012011
43213013300032322120
513031220044231343
6310001041155304
723633513661634
oct3470760167230
9781500161164
10248164445848
11962783a6250
124011992bb34
131a52ba00a87
14c022b21dc4
1566c6adb29d
hex39c7c0ee98

248164445848 has 32 divisors (see below), whose sum is σ = 507637604160. Its totient is φ = 112795685280.

The previous prime is 248164445839. The next prime is 248164445849. The reversal of 248164445848 is 848544461842.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 248164445792 and 248164445801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (248164445849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1730011 + ... + 1867957.

It is an arithmetic number, because the mean of its divisors is an integer number (15863675130).

Almost surely, 2248164445848 is an apocalyptic number.

It is an amenable number.

248164445848 is an abundant number, since it is smaller than the sum of its proper divisors (259473158312).

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

248164445848 is a wasteful number, since it uses less digits than its factorization.

248164445848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158407 (or 158403 counting only the distinct ones).

The product of its digits is 31457280, while the sum is 58.

The spelling of 248164445848 in words is "two hundred forty-eight billion, one hundred sixty-four million, four hundred forty-five thousand, eight hundred forty-eight".

Divisors: 1 2 4 8 11 22 44 88 20443 40886 81772 137947 163544 224873 275894 449746 551788 899492 1103576 1517417 1798984 3034834 6069668 12139336 2820050521 5640101042 11280202084 22560404168 31020555731 62041111462 124082222924 248164445848