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13162234456 = 2371491577449
BaseRepresentation
bin11000100001000011…
…11100001001011000
31020222022001210022001
430100201330021120
5203424013000311
610014024210344
7644113101250
oct142041741130
936868053261
1013162234456
115644813618
1226740099b4
131319b95517
148cc11a960
155207eb4c1
hex31087c258

13162234456 has 32 divisors (see below), whose sum is σ = 28394100000. Its totient is φ = 5603095296.

The previous prime is 13162234441. The next prime is 13162234457. The reversal of 13162234456 is 65443226131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13162234457) 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, 780381 + ... + 797068.

It is an arithmetic number, because the mean of its divisors is an integer number (887315625).

Almost surely, 213162234456 is an apocalyptic number.

It is an amenable number.

13162234456 is an abundant number, since it is smaller than the sum of its proper divisors (15231865544).

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

13162234456 is a wasteful number, since it uses less digits than its factorization.

13162234456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1577611 (or 1577607 counting only the distinct ones).

The product of its digits is 103680, while the sum is 37.

The spelling of 13162234456 in words is "thirteen billion, one hundred sixty-two million, two hundred thirty-four thousand, four hundred fifty-six".

Divisors: 1 2 4 7 8 14 28 56 149 298 596 1043 1192 2086 4172 8344 1577449 3154898 6309796 11042143 12619592 22084286 44168572 88337144 235039901 470079802 940159604 1645279307 1880319208 3290558614 6581117228 13162234456