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2026200040 = 235440911489
BaseRepresentation
bin111100011000101…
…0101101111101000
312020012122121220221
41320301111233220
513122201400130
6533020255424
7101132262514
oct17061255750
95205577827
102026200040
1194a812097
124866a1574
13263a1b847
14153159144
15bcd3a87a
hex78c55be8

2026200040 has 32 divisors (see below), whose sum is σ = 4560381000. Its totient is φ = 810225664.

The previous prime is 2026200023. The next prime is 2026200103. The reversal of 2026200040 is 400026202.

It can be written as a sum of positive squares in 4 ways, for example, as 855328516 + 1170871524 = 29246^2 + 34218^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2026199987 and 2026200023.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170616 + ... + 182104.

Almost surely, 22026200040 is an apocalyptic number.

2026200040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2026200040 is an abundant number, since it is smaller than the sum of its proper divisors (2534180960).

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

2026200040 is a wasteful number, since it uses less digits than its factorization.

2026200040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15909 (or 15905 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2026200040 is about 45013.3318029226. The cubic root of 2026200040 is about 1265.3988629065.

Adding to 2026200040 its reverse (400026202), we get a palindrome (2426226242).

The spelling of 2026200040 in words is "two billion, twenty-six million, two hundred thousand, forty".

Divisors: 1 2 4 5 8 10 20 40 4409 8818 11489 17636 22045 22978 35272 44090 45956 57445 88180 91912 114890 176360 229780 459560 50655001 101310002 202620004 253275005 405240008 506550010 1013100020 2026200040