Search a number
-
+
245041153415051 = 7172842972432001
BaseRepresentation
bin110111101101110100010110…
…111001111001011110001011
31012010121201001022002021210112
4313231310112321321132023
5224104223240233240201
62225054203554504535
7102420432133400420
oct6755642671713613
91163551038067715
10245041153415051
11710944079907a4
122359674a59514b
13a696387933766
1444720ab2d7d47
151d4e13939c0bb
hexdedd16e7978b

245041153415051 has 16 divisors (see below), whose sum is σ = 296530821627840. Its totient is φ = 197673302016000.

The previous prime is 245041153415027. The next prime is 245041153415147. The reversal of 245041153415051 is 150514351140542.

It is a cyclic number.

It is not a de Polignac number, because 245041153415051 - 218 = 245041153152907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (245041153417051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32832950 + ... + 39599051.

It is an arithmetic number, because the mean of its divisors is an integer number (18533176351740).

Almost surely, 2245041153415051 is an apocalyptic number.

245041153415051 is a deficient number, since it is larger than the sum of its proper divisors (51489668212789).

245041153415051 is a wasteful number, since it uses less digits than its factorization.

245041153415051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72460454.

The product of its (nonzero) digits is 240000, while the sum is 41.

The spelling of 245041153415051 in words is "two hundred forty-five trillion, forty-one billion, one hundred fifty-three million, four hundred fifteen thousand, fifty-one".

Divisors: 1 7 17 119 28429 199003 483293 3383051 72432001 507024007 1231344017 8619408119 2059169356429 14414185495003 35005879059293 245041153415051