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48884800040 = 2352942142069
BaseRepresentation
bin101101100001110000…
…101101101000101000
311200011212101010212122
4231201300231220220
51300104002100130
634242442530412
73350260641626
oct554160555050
9150155333778
1048884800040
111980621689a
129583506a08
1347c09c96ab
14251a596516
151411a0a2e5
hexb61c2da28

48884800040 has 32 divisors (see below), whose sum is σ = 113783589000. Its totient is φ = 18879646464.

The previous prime is 48884800037. The next prime is 48884800043. The reversal of 48884800040 is 4000848884.

It is an interprime number because it is at equal distance from previous prime (48884800037) and next prime (48884800043).

It can be written as a sum of positive squares in 4 ways, for example, as 39233309476 + 9651490564 = 198074^2 + 98242^2 .

It is a junction number, because it is equal to n+sod(n) for n = 48884799964 and 48884800000.

It is not an unprimeable number, because it can be changed into a prime (48884800043) 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, 21069875 + ... + 21072194.

Almost surely, 248884800040 is an apocalyptic number.

48884800040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

48884800040 is an abundant number, since it is smaller than the sum of its proper divisors (64898788960).

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

48884800040 is a wasteful number, since it uses less digits than its factorization.

48884800040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42142109 (or 42142105 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 44.

The spelling of 48884800040 in words is "forty-eight billion, eight hundred eighty-four million, eight hundred thousand, forty".

Divisors: 1 2 4 5 8 10 20 29 40 58 116 145 232 290 580 1160 42142069 84284138 168568276 210710345 337136552 421420690 842841380 1222120001 1685682760 2444240002 4888480004 6110600005 9776960008 12221200010 24442400020 48884800040