Search a number
-
+
93510085001 = 121776836553
BaseRepresentation
bin101011100010110100…
…0101010100110001001
322221100212201111112112
41113011220222212021
53013002040210001
6110542525352105
76520160415344
oct1270550524611
9287325644475
1093510085001
1136726006993
1216158408635
138a830b0058
14475116345b
1526745cbcbb
hex15c5a2a989

93510085001 has 4 divisors (see below), whose sum is σ = 93586922772. Its totient is φ = 93433247232.

The previous prime is 93510084959. The next prime is 93510085007. The reversal of 93510085001 is 10058001539.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10058001539 = 73137780843.

It can be written as a sum of positive squares in 2 ways, for example, as 51822246025 + 41687838976 = 227645^2 + 204176^2 .

It is a cyclic number.

It is not a de Polignac number, because 93510085001 - 222 = 93505890697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (93510085007) 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 3 ways as a sum of consecutive naturals, for example, 38417060 + ... + 38419493.

It is an arithmetic number, because the mean of its divisors is an integer number (23396730693).

Almost surely, 293510085001 is an apocalyptic number.

It is an amenable number.

93510085001 is a deficient number, since it is larger than the sum of its proper divisors (76837771).

93510085001 is a wasteful number, since it uses less digits than its factorization.

93510085001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76837770.

The product of its (nonzero) digits is 5400, while the sum is 32.

The spelling of 93510085001 in words is "ninety-three billion, five hundred ten million, eighty-five thousand, one".

Divisors: 1 1217 76836553 93510085001