Search a number
-
+
153302242405 = 51317138735061
BaseRepresentation
bin1000111011000110000…
…1101001010001100101
3112122200220012210211211
42032301201221101211
510002430333224110
6154232011031421
714034654363064
oct2166141512145
9478626183754
10153302242405
115a019134804
122586473b571
13115c1768350
1475c41921db
153ec397698a
hex23b1869465

153302242405 has 16 divisors (see below), whose sum is σ = 209767413744. Its totient is φ = 106548526080.

The previous prime is 153302242393. The next prime is 153302242421. The reversal of 153302242405 is 504242203351.

It can be written as a sum of positive squares in 8 ways, for example, as 2572721284 + 150729521121 = 50722^2 + 388239^2 .

It is not a de Polignac number, because 153302242405 - 27 = 153302242277 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 69366426 + ... + 69368635.

It is an arithmetic number, because the mean of its divisors is an integer number (13110463359).

Almost surely, 2153302242405 is an apocalyptic number.

It is an amenable number.

153302242405 is a deficient number, since it is larger than the sum of its proper divisors (56465171339).

153302242405 is a wasteful number, since it uses less digits than its factorization.

153302242405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138735096.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 153302242405 its reverse (504242203351), we get a palindrome (657544445756).

The spelling of 153302242405 in words is "one hundred fifty-three billion, three hundred two million, two hundred forty-two thousand, four hundred five".

Divisors: 1 5 13 17 65 85 221 1105 138735061 693675305 1803555793 2358496037 9017778965 11792480185 30660448481 153302242405