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2233020040 = 235173283853
BaseRepresentation
bin1000010100011001…
…0010111010001000
312202121211011121221
42011012102322020
514033123120130
61005325211424
7106223233336
oct20506227210
95677734557
102233020040
11a46533009
12523a00b74
13297823144
141727d4b56
15d109087a
hex85192e88

2233020040 has 32 divisors (see below), whose sum is σ = 5319843480. Its totient is φ = 840666112.

The previous prime is 2233020037. The next prime is 2233020059. The reversal of 2233020040 is 400203322.

It can be written as a sum of positive squares in 4 ways, for example, as 1727399844 + 505620196 = 41562^2 + 22486^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2233019996 and 2233020023.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1641247 + ... + 1642606.

Almost surely, 22233020040 is an apocalyptic number.

2233020040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2233020040 is an abundant number, since it is smaller than the sum of its proper divisors (3086823440).

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

2233020040 is a wasteful number, since it uses less digits than its factorization.

2233020040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3283881 (or 3283877 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 2233020040 is about 47254.8414450837. The cubic root of 2233020040 is about 1307.0660676293.

Adding to 2233020040 its reverse (400203322), we get a palindrome (2633223362).

The spelling of 2233020040 in words is "two billion, two hundred thirty-three million, twenty thousand, forty".

Divisors: 1 2 4 5 8 10 17 20 34 40 68 85 136 170 340 680 3283853 6567706 13135412 16419265 26270824 32838530 55825501 65677060 111651002 131354120 223302004 279127505 446604008 558255010 1116510020 2233020040