Search a number
-
+
57743446684 = 22711473988909
BaseRepresentation
bin110101110001110001…
…110001001010011100
312112001020111000112111
4311301301301022130
51421224310243214
642305454243404
74112636125030
oct656161611234
9175036430474
1057743446684
1122541741170
12b2361b6564
1355a30b7641
142b1acd41c0
15177e5b45c4
hexd71c7129c

57743446684 has 48 divisors (see below), whose sum is σ = 128666280960. Its totient is φ = 22018772160.

The previous prime is 57743446667. The next prime is 57743446723. The reversal of 57743446684 is 48664434775.

57743446684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×577434466843 (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1979979 + ... + 2008930.

It is an arithmetic number, because the mean of its divisors is an integer number (2680547520).

Almost surely, 257743446684 is an apocalyptic number.

It is an amenable number.

57743446684 is an abundant number, since it is smaller than the sum of its proper divisors (70922834276).

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

57743446684 is a wasteful number, since it uses less digits than its factorization.

57743446684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3988978 (or 3988976 counting only the distinct ones).

The product of its digits is 54190080, while the sum is 58.

The spelling of 57743446684 in words is "fifty-seven billion, seven hundred forty-three million, four hundred forty-six thousand, six hundred eighty-four".

Divisors: 1 2 4 7 11 14 22 28 44 47 77 94 154 188 308 329 517 658 1034 1316 2068 3619 7238 14476 3988909 7977818 15955636 27922363 43877999 55844726 87755998 111689452 175511996 187478723 307145993 374957446 614291986 749914892 1228583972 1312351061 2062265953 2624702122 4124531906 5249404244 8249063812 14435861671 28871723342 57743446684