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13454351454 = 233001174719
BaseRepresentation
bin11001000011111000…
…10001110001011110
31021201122201212111010
430201330101301132
5210023303221304
610103021240050
7654261046305
oct144174216136
937648655433
1013454351454
1157846a3425
122735a03026
13136556320b
14918c3b43c
1553b29e789
hex321f11c5e

13454351454 has 16 divisors (see below), whose sum is σ = 26909959680. Its totient is φ = 4484574360.

The previous prime is 13454351431. The next prime is 13454351461. The reversal of 13454351454 is 45415345431.

13454351454 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 142707 + ... + 217425.

It is an arithmetic number, because the mean of its divisors is an integer number (1681872480).

Almost surely, 213454351454 is an apocalyptic number.

13454351454 is an abundant number, since it is smaller than the sum of its proper divisors (13455608226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13454351454 is a wasteful number, since it uses less digits than its factorization.

13454351454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104735.

The product of its digits is 288000, while the sum is 39.

Adding to 13454351454 its reverse (45415345431), we get a palindrome (58869696885).

The spelling of 13454351454 in words is "thirteen billion, four hundred fifty-four million, three hundred fifty-one thousand, four hundred fifty-four".

Divisors: 1 2 3 6 30011 60022 74719 90033 149438 180066 224157 448314 2242391909 4484783818 6727175727 13454351454