Search a number
-
+
151242224153 = 1419171065709
BaseRepresentation
bin1000110011011010111…
…1010011001000011001
3112110101022221001001112
42030312233103020121
54434221002133103
6153251341430105
713632631460006
oct2146657231031
9473338831045
10151242224153
1159161324589
122538a86b335
1311353a38937
14746a7528ad
153e02baacd8
hex2336bd3219

151242224153 has 4 divisors (see below), whose sum is σ = 151243431780. Its totient is φ = 151241016528.

The previous prime is 151242224149. The next prime is 151242224213. The reversal of 151242224153 is 351422242151.

151242224153 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 an emirpimes, since its reverse is a distinct semiprime: 351422242151 = 595956309189.

It can be written as a sum of positive squares in 2 ways, for example, as 60205455424 + 91036768729 = 245368^2 + 301723^2 .

It is a cyclic number.

It is not a de Polignac number, because 151242224153 - 22 = 151242224149 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (151242229153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 390938 + ... + 674771.

It is an arithmetic number, because the mean of its divisors is an integer number (37810857945).

Almost surely, 2151242224153 is an apocalyptic number.

It is an amenable number.

151242224153 is a deficient number, since it is larger than the sum of its proper divisors (1207627).

151242224153 is a wasteful number, since it uses less digits than its factorization.

151242224153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1207626.

The product of its digits is 19200, while the sum is 32.

The spelling of 151242224153 in words is "one hundred fifty-one billion, two hundred forty-two million, two hundred twenty-four thousand, one hundred fifty-three".

Divisors: 1 141917 1065709 151242224153