Base | Representation |
---|---|
bin | 111001100110001… |
… | …0100001010100001 |
3 | 11222200112200000001 |
4 | 1303030110022201 |
5 | 12424221430121 |
6 | 515434300001 |
7 | 65614620061 |
oct | 16314241241 |
9 | 4880480001 |
10 | 1932608161 |
11 | 9019a8130 |
12 | 45b287601 |
13 | 24a50ca33 |
14 | 1449553a1 |
15 | b49ee991 |
hex | 733142a1 |
1932608161 has 64 divisors (see below), whose sum is σ = 2463056640. Its totient is φ = 1492992000.
The previous prime is 1932608147. The next prime is 1932608191. The reversal of 1932608161 is 1618062391.
It is a 3-Lehmer number, since φ(1932608161) divides (1932608161-1)3.
It is a cyclic number.
It is a Carmichael number.
It is not a de Polignac number, because 1932608161 - 213 = 1932599969 is a prime.
It is a super-3 number, since 3×19326081613 (a number of 29 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (37).
It is a deceptive number, since it divides R1932608160.
It is a self number, because there is not a number n which added to its sum of digits gives 1932608161.
It is not an unprimeable number, because it can be changed into a prime (1932608141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8019001 + ... + 8019241.
It is an arithmetic number, because the mean of its divisors is an integer number (38485260).
It is a Poulet number, since it divides 21932608160-1.
Almost surely, 21932608161 is an apocalyptic number.
1932608161 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1932608161 is a deficient number, since it is larger than the sum of its proper divisors (530448479).
1932608161 is a wasteful number, since it uses less digits than its factorization.
1932608161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 386.
The product of its (nonzero) digits is 15552, while the sum is 37.
The square root of 1932608161 is about 43961.4394782518. The cubic root of 1932608161 is about 1245.6076582920.
The spelling of 1932608161 in words is "one billion, nine hundred thirty-two million, six hundred eight thousand, one hundred sixty-one".
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