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10133121024 = 211321323253
BaseRepresentation
bin10010110111111101…
…10010100000000000
3222011012020212211200
421123332302200000
5131223034333044
64353255541200
7506052051615
oct113376624000
928135225750
1010133121024
11432a978894
121b6968a800
13c56459700
146c1ad650c
153e4906369
hex25bfb2800

10133121024 has 216 divisors, whose sum is σ = 31700484270. Its totient is φ = 3116924928.

The previous prime is 10133121023. The next prime is 10133121029. The reversal of 10133121024 is 42012133101.

10133121024 is a `hidden beast` number, since 101 + 331 + 210 + 24 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 8405222400 + 1727898624 = 91680^2 + 41568^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10133120988 and 10133121006.

It is not an unprimeable number, because it can be changed into a prime (10133121023) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3113382 + ... + 3116634.

Almost surely, 210133121024 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10133121024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15850242135).

10133121024 is an abundant number, since it is smaller than the sum of its proper divisors (21567363246).

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

10133121024 is a wasteful number, since it uses less digits than its factorization.

10133121024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3307 (or 3271 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 10133121024 its reverse (42012133101), we get a palindrome (52145254125).

The spelling of 10133121024 in words is "ten billion, one hundred thirty-three million, one hundred twenty-one thousand, twenty-four".