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50550551004 = 22319227976709
BaseRepresentation
bin101111000101000011…
…000011000111011100
311211110221210001121210
4233011003003013130
51312011420113004
635120025424420
73436455410502
oct570503030734
9154427701553
1050550551004
111a490517188
12996933b110
1349c7b43c55
1426378c4672
1514acd96089
hexbc50c31dc

50550551004 has 48 divisors (see below), whose sum is σ = 124706332800. Its totient is φ = 15892992576.

The previous prime is 50550551003. The next prime is 50550551057. The reversal of 50550551004 is 40015505505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50550551003) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 436599 + ... + 540110.

It is an arithmetic number, because the mean of its divisors is an integer number (2598048600).

Almost surely, 250550551004 is an apocalyptic number.

It is an amenable number.

50550551004 is an abundant number, since it is smaller than the sum of its proper divisors (74155781796).

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

50550551004 is a wasteful number, since it uses less digits than its factorization.

50550551004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976962 (or 976960 counting only the distinct ones).

The product of its (nonzero) digits is 12500, while the sum is 30.

The spelling of 50550551004 in words is "fifty billion, five hundred fifty million, five hundred fifty-one thousand, four".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 227 228 454 681 908 1362 2724 4313 8626 12939 17252 25878 51756 976709 1953418 2930127 3906836 5860254 11720508 18557471 37114942 55672413 74229884 111344826 221712943 222689652 443425886 665138829 886851772 1330277658 2660555316 4212545917 8425091834 12637637751 16850183668 25275275502 50550551004