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2231480048 = 247111717837
BaseRepresentation
bin1000010100000001…
…1010111011110000
312202111220221011012
42011000122323300
514032224330143
61005232210052
7106204160510
oct20500327360
95674827135
102231480048
11a45680a96
12523399928
132974041c5
14172513840
15d0d89418
hex8501aef0

2231480048 has 40 divisors (see below), whose sum is σ = 4945835232. Its totient is φ = 955438848.

The previous prime is 2231480021. The next prime is 2231480059. The reversal of 2231480048 is 8400841322.

It is a super-3 number, since 3×22314800483 (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2231479996 and 2231480023.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116186 + ... + 134022.

Almost surely, 22231480048 is an apocalyptic number.

2231480048 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2231480048 is an abundant number, since it is smaller than the sum of its proper divisors (2714355184).

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

2231480048 is a wasteful number, since it uses less digits than its factorization.

2231480048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18969 (or 18963 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 2231480048 is about 47238.5440927216. The cubic root of 2231480048 is about 1306.7655278294.

The spelling of 2231480048 in words is "two billion, two hundred thirty-one million, four hundred eighty thousand, forty-eight".

Divisors: 1 2 4 7 8 14 16 28 56 112 1117 2234 4468 7819 8936 15638 17837 17872 31276 35674 62552 71348 124859 125104 142696 249718 285392 499436 998872 1997744 19923929 39847858 79695716 139467503 159391432 278935006 318782864 557870012 1115740024 2231480048