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57998241 = 3371931521
BaseRepresentation
bin1101110100111…
…1101110100001
311001010121122000
43131033232201
5104321420431
65431034213
71302656040
oct335175641
9131117560
1057998241
112a813a34
121750b969
13c028ab2
1479ba557
1551599e6
hex374fba1

57998241 has 64 divisors (see below), whose sum is σ = 106905600. Its totient is φ = 30326400.

The previous prime is 57998221. The next prime is 57998257. The reversal of 57998241 is 14289975.

It is not a de Polignac number, because 57998241 - 26 = 57998177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57998221) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 111061 + ... + 111581.

It is an arithmetic number, because the mean of its divisors is an integer number (1670400).

Almost surely, 257998241 is an apocalyptic number.

It is an amenable number.

57998241 is a deficient number, since it is larger than the sum of its proper divisors (48907359).

57998241 is a wasteful number, since it uses less digits than its factorization.

57998241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587 (or 581 counting only the distinct ones).

The product of its digits is 181440, while the sum is 45.

The square root of 57998241 is about 7615.6576209806. The cubic root of 57998241 is about 387.0837508784.

The spelling of 57998241 in words is "fifty-seven million, nine hundred ninety-eight thousand, two hundred forty-one".

Divisors: 1 3 7 9 19 21 27 31 57 63 93 133 171 189 217 279 399 513 521 589 651 837 1197 1563 1767 1953 3591 3647 4123 4689 5301 5859 9899 10941 12369 14067 15903 16151 29697 32823 37107 48453 69293 89091 98469 111321 113057 145359 207879 267273 306869 339171 436077 623637 920607 1017513 1870911 2148083 2761821 3052539 6444249 8285463 19332747 57998241