Search a number
-
+
68225754151 = 239199322463
BaseRepresentation
bin111111100010100100…
…100110010000100111
320112002202210102010101
4333202210212100213
52104211243113101
651201550404531
74633461225142
oct774244462047
9215082712111
1068225754151
1126a30728995
1211280800747
1365839a3b39
143433125059
151b94993401
hexfe2926427

68225754151 has 8 divisors (see below), whose sum is σ = 71200051200. Its totient is φ = 65252120472.

The previous prime is 68225754143. The next prime is 68225754209. The reversal of 68225754151 is 15145752286.

68225754151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 68225754151 - 23 = 68225754143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68225764151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50346 + ... + 372808.

It is an arithmetic number, because the mean of its divisors is an integer number (8900006400).

Almost surely, 268225754151 is an apocalyptic number.

68225754151 is a deficient number, since it is larger than the sum of its proper divisors (2974297049).

68225754151 is a wasteful number, since it uses less digits than its factorization.

68225754151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331685.

The product of its digits is 672000, while the sum is 46.

The spelling of 68225754151 in words is "sixty-eight billion, two hundred twenty-five million, seven hundred fifty-four thousand, one hundred fifty-one".

Divisors: 1 23 9199 211577 322463 7416649 2966337137 68225754151