Base | Representation |
---|---|
bin | 1101000110001… |
… | …0100000010111 |
3 | 10211100201000101 |
4 | 3101202200113 |
5 | 103030220211 |
6 | 5241154531 |
7 | 1234615054 |
oct | 321424027 |
9 | 124321011 |
10 | 54929431 |
11 | 29008327 |
12 | 1648ba47 |
13 | b4c302b |
14 | 741c02b |
15 | 4c505c1 |
hex | 3462817 |
54929431 has 4 divisors (see below), whose sum is σ = 58160592. Its totient is φ = 51698272.
The previous prime is 54929429. The next prime is 54929449. The reversal of 54929431 is 13492945.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 54929431 - 21 = 54929429 is a prime.
It is a super-2 number, since 2×549294312 = 6034484779967522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54929401) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1615555 + ... + 1615588.
It is an arithmetic number, because the mean of its divisors is an integer number (14540148).
Almost surely, 254929431 is an apocalyptic number.
54929431 is a deficient number, since it is larger than the sum of its proper divisors (3231161).
54929431 is a wasteful number, since it uses less digits than its factorization.
54929431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3231160.
The product of its digits is 38880, while the sum is 37.
The square root of 54929431 is about 7411.4391989680. The cubic root of 54929431 is about 380.1325276436.
The spelling of 54929431 in words is "fifty-four million, nine hundred twenty-nine thousand, four hundred thirty-one".
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