Search a number
-
+
20040121033412 = 225010030258353
BaseRepresentation
bin1001000111001111101000…
…10010111010001011000100
32121221211001111021011210012
410203213310102322023010
510111314131441032122
6110342145435045352
74135564611126524
oct443476422721304
977854044234705
1020040121033412
116426a70973297
1222b7aabba0858
13b24a104626ac
144d3d38933684
1524b4522c97e2
hex1239f44ba2c4

20040121033412 has 6 divisors (see below), whose sum is σ = 35070211808478. Its totient is φ = 10020060516704.

The previous prime is 20040121033393. The next prime is 20040121033571. The reversal of 20040121033412 is 21433012104002.

It can be written as a sum of positive squares in only one way, i.e., 12735933737536 + 7304187295876 = 3568744^2 + 2702626^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2505015129173 + ... + 2505015129180.

It is an arithmetic number, because the mean of its divisors is an integer number (5845035301413).

Almost surely, 220040121033412 is an apocalyptic number.

It is an amenable number.

20040121033412 is a deficient number, since it is larger than the sum of its proper divisors (15030090775066).

20040121033412 is a wasteful number, since it uses less digits than its factorization.

20040121033412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5010030258357 (or 5010030258355 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 20040121033412 its reverse (21433012104002), we get a palindrome (41473133137414).

The spelling of 20040121033412 in words is "twenty trillion, forty billion, one hundred twenty-one million, thirty-three thousand, four hundred twelve".

Divisors: 1 2 4 5010030258353 10020060516706 20040121033412