Search a number
-
+
145200395 = 537784867
BaseRepresentation
bin10001010011110…
…01010100001011
3101010012221111102
420221321110023
5244132403040
622224052015
73412116524
oct1051712413
9333187442
10145200395
1174a6422a
124076400b
132410b3c2
14153d984b
15cb32515
hex8a7950b

145200395 has 8 divisors (see below), whose sum is σ = 178949904. Its totient is φ = 113020704.

The previous prime is 145200389. The next prime is 145200397. The reversal of 145200395 is 593002541.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-145200395 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145200397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 392249 + ... + 392618.

It is an arithmetic number, because the mean of its divisors is an integer number (22368738).

Almost surely, 2145200395 is an apocalyptic number.

145200395 is a deficient number, since it is larger than the sum of its proper divisors (33749509).

145200395 is an equidigital number, since it uses as much as digits as its factorization.

145200395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784909.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 145200395 is about 12049.9126552851. The cubic root of 145200395 is about 525.6006971608.

The spelling of 145200395 in words is "one hundred forty-five million, two hundred thousand, three hundred ninety-five".

Divisors: 1 5 37 185 784867 3924335 29040079 145200395