Base | Representation |
---|---|
bin | 10010110001000010… |
… | …101111000011000111 |
3 | 1221000022001212000100 |
4 | 102301002233003013 |
5 | 312231414402130 |
6 | 13131251415143 |
7 | 1312224322650 |
oct | 226102570307 |
9 | 57008055010 |
10 | 20150153415 |
11 | 8600266557 |
12 | 3aa42b44b3 |
13 | 1b9182b602 |
14 | d92210527 |
15 | 7ce02ac60 |
hex | 4b10af0c7 |
20150153415 has 48 divisors (see below), whose sum is σ = 40221282816. Its totient is φ = 9141163200.
The previous prime is 20150153381. The next prime is 20150153461. The reversal of 20150153415 is 51435105102.
It is not a de Polignac number, because 20150153415 - 26 = 20150153351 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 202891 + ... + 285420.
It is an arithmetic number, because the mean of its divisors is an integer number (837943392).
Almost surely, 220150153415 is an apocalyptic number.
20150153415 is a deficient number, since it is larger than the sum of its proper divisors (20071129401).
20150153415 is a wasteful number, since it uses less digits than its factorization.
20150153415 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 488460 (or 488457 counting only the distinct ones).
The product of its (nonzero) digits is 3000, while the sum is 27.
Adding to 20150153415 its reverse (51435105102), we get a palindrome (71585258517).
The spelling of 20150153415 in words is "twenty billion, one hundred fifty million, one hundred fifty-three thousand, four hundred fifteen".
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