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13542130152 = 233420898349
BaseRepresentation
bin11001001110010110…
…01000000111101000
31021221202220111020000
430213023020013220
5210213241131102
610115434503000
7656405131005
oct144713100750
937852814200
1013542130152
11581a1a7901
12275b294a60
13137a7b8085
1492676a8ac
15543d3d01c
hex3272c81e8

13542130152 has 40 divisors (see below), whose sum is σ = 37930505250. Its totient is φ = 4514043168.

The previous prime is 13542130093. The next prime is 13542130159. The reversal of 13542130152 is 25103124531.

13542130152 is a `hidden beast` number, since 1 + 354 + 2 + 1 + 301 + 5 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 13159301796 + 382828356 = 114714^2 + 19566^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (13542130159) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 10448527 + ... + 10449822.

Almost surely, 213542130152 is an apocalyptic number.

13542130152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13542130152 is an abundant number, since it is smaller than the sum of its proper divisors (24388375098).

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

13542130152 is a wasteful number, since it uses less digits than its factorization.

13542130152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20898367 (or 20898354 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 13542130152 its reverse (25103124531), we get a palindrome (38645254683).

The spelling of 13542130152 in words is "thirteen billion, five hundred forty-two million, one hundred thirty thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 81 108 162 216 324 648 20898349 41796698 62695047 83593396 125390094 167186792 188085141 250780188 376170282 501560376 564255423 752340564 1128510846 1504681128 1692766269 2257021692 3385532538 4514043384 6771065076 13542130152