Search a number
-
+
13542052608 = 283372343283
BaseRepresentation
bin11001001110010101…
…10101001100000000
31021221202202112212000
430213022311030000
5210213231140413
610115433104000
7656404355640
oct144712651400
937852675760
1013542052608
11581a154617
12275b258000
13137a78b9a6
1492674a520
15543d25073
hex3272b5300

13542052608 has 576 divisors, whose sum is σ = 49040302080. Its totient is φ = 3602092032.

The previous prime is 13542052561. The next prime is 13542052619. The reversal of 13542052608 is 80625024531.

13542052608 is a `hidden beast` number, since 1 + 3 + 5 + 42 + 0 + 5 + 2 + 608 = 666.

It is a tau number, because it is divible by the number of its divisors (576).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 47851635 + ... + 47851917.

Almost surely, 213542052608 is an apocalyptic number.

13542052608 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13542052608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24520151040).

13542052608 is an abundant number, since it is smaller than the sum of its proper divisors (35498249472).

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

13542052608 is a wasteful number, since it uses less digits than its factorization.

13542052608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381 (or 361 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 13542052608 in words is "thirteen billion, five hundred forty-two million, fifty-two thousand, six hundred eight".