Base | Representation |
---|---|
bin | 10010111110010001… |
… | …000001011011011100 |
3 | 1221120202111221210000 |
4 | 102332101001123130 |
5 | 313210213040044 |
6 | 13205254414300 |
7 | 1320560110236 |
oct | 227621013334 |
9 | 57522457700 |
10 | 20372002524 |
11 | 8704512025 |
12 | 3b46661390 |
13 | 1bc8795883 |
14 | db387d256 |
15 | 7e374dd69 |
hex | 4be4416dc |
20372002524 has 60 divisors (see below), whose sum is σ = 53609259088. Its totient is φ = 6745680000.
The previous prime is 20372002517. The next prime is 20372002549. The reversal of 20372002524 is 42520027302.
20372002524 is a `hidden beast` number, since 203 + 7 + 200 + 252 + 4 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
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 19 ways as a sum of consecutive naturals, for example, 159277 + ... + 257124.
Almost surely, 220372002524 is an apocalyptic number.
It is an amenable number.
20372002524 is an abundant number, since it is smaller than the sum of its proper divisors (33237256564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20372002524 is a wasteful number, since it uses less digits than its factorization.
20372002524 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 416568 (or 416557 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 27.
Adding to 20372002524 its reverse (42520027302), we get a palindrome (62892029826).
The spelling of 20372002524 in words is "twenty billion, three hundred seventy-two million, two thousand, five hundred twenty-four".
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