Search a number
-
+
58490512481 = 73227314019
BaseRepresentation
bin110110011110010011…
…100110010001100001
312120222022012220011002
4312132103212101201
51424242032344411
642511542401345
74140310103312
oct663623462141
9176868186132
1058490512481
1122895407815
12b404430255
135691ac56cb
142b8c200609
1517c4e8233b
hexd9e4e6461

58490512481 has 12 divisors (see below), whose sum is σ = 59339203920. Its totient is φ = 57653799840.

The previous prime is 58490512469. The next prime is 58490512517. The reversal of 58490512481 is 18421509485.

58490512481 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2k-58490512481 is a prime.

It is a super-2 number, since 2×584905124812 (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (58490712481) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14551490 + ... + 14555508.

It is an arithmetic number, because the mean of its divisors is an integer number (4944933660).

Almost surely, 258490512481 is an apocalyptic number.

It is an amenable number.

58490512481 is a deficient number, since it is larger than the sum of its proper divisors (848691439).

58490512481 is an equidigital number, since it uses as much as digits as its factorization.

58490512481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6896 (or 6823 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 47.

The spelling of 58490512481 in words is "fifty-eight billion, four hundred ninety million, five hundred twelve thousand, four hundred eighty-one".

Divisors: 1 73 2731 4019 5329 199363 293387 10975889 14553499 21417251 801239897 58490512481