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50120412004 = 221323311351829
BaseRepresentation
bin101110101011011010…
…001100101101100100
311210100222101201211201
4232223122030231210
51310121311141004
635005222212244
73423013321105
oct565332145544
9153328351751
1050120412004
111a28a736403
129869284084
1349599ac330
1425d67163ac
15148522c6a4
hexbab68cb64

50120412004 has 48 divisors (see below), whose sum is σ = 101744133120. Its totient is φ = 21412955520.

The previous prime is 50120411989. The next prime is 50120412007. The reversal of 50120412004 is 40021402105.

It is not an unprimeable number, because it can be changed into a prime (50120412007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 638839 + ... + 712990.

It is an arithmetic number, because the mean of its divisors is an integer number (2119669440).

Almost surely, 250120412004 is an apocalyptic number.

It is an amenable number.

50120412004 is an abundant number, since it is smaller than the sum of its proper divisors (51623721116).

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

50120412004 is a wasteful number, since it uses less digits than its factorization.

50120412004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1351900 (or 1351898 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

Adding to 50120412004 its reverse (40021402105), we get a palindrome (90141814109).

The spelling of 50120412004 in words is "fifty billion, one hundred twenty million, four hundred twelve thousand, four".

Divisors: 1 2 4 13 23 26 31 46 52 62 92 124 299 403 598 713 806 1196 1426 1612 2852 9269 18538 37076 1351829 2703658 5407316 17573777 31092067 35147554 41906699 62184134 70295108 83813398 124368268 167626796 404196871 544787087 808393742 963854077 1089574174 1616787484 1927708154 2179148348 3855416308 12530103001 25060206002 50120412004