Search a number
-
+
68101007107037 = 162631941874323
BaseRepresentation
bin11110111110000000000000…
…10101100110001111011101
322221010101121021110121012212
433133000000111212033131
532411231330304411122
6400501100515210205
720226064304254412
oct1737000025461735
9287111537417185
1068101007107037
111a776525138903
12777a5215a6965
132bccb8880a0b8
1412b616bab4109
157d16e4389ce2
hex3df0005663dd

68101007107037 has 4 divisors (see below), whose sum is σ = 68101050607680. Its totient is φ = 68100963606396.

The previous prime is 68101007107033. The next prime is 68101007107043. The reversal of 68101007107037 is 73070170010186.

68101007107037 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 68101007107037 - 22 = 68101007107033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 68101007106985 and 68101007107003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68101007107033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19310843 + ... + 22563480.

It is an arithmetic number, because the mean of its divisors is an integer number (17025262651920).

Almost surely, 268101007107037 is an apocalyptic number.

It is an amenable number.

68101007107037 is a deficient number, since it is larger than the sum of its proper divisors (43500643).

68101007107037 is a wasteful number, since it uses less digits than its factorization.

68101007107037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43500642.

The product of its (nonzero) digits is 49392, while the sum is 41.

The spelling of 68101007107037 in words is "sixty-eight trillion, one hundred one billion, seven million, one hundred seven thousand, thirty-seven".

Divisors: 1 1626319 41874323 68101007107037