Base | Representation |
---|---|
bin | 101100010010000… |
… | …010111010010111 |
3 | 1220202221122122201 |
4 | 230102002322113 |
5 | 3010142144043 |
6 | 201415305331 |
7 | 24260532625 |
oct | 5422027227 |
9 | 1822848581 |
10 | 742928023 |
11 | 3513aa902 |
12 | 18897b247 |
13 | babbc8a6 |
14 | 70950515 |
15 | 45351c4d |
hex | 2c482e97 |
742928023 has 4 divisors (see below), whose sum is σ = 750283848. Its totient is φ = 735572200.
The previous prime is 742927973. The next prime is 742928047. The reversal of 742928023 is 320829247.
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 742928023 - 225 = 709373591 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (742928623) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3677761 + ... + 3677962.
It is an arithmetic number, because the mean of its divisors is an integer number (187570962).
Almost surely, 2742928023 is an apocalyptic number.
742928023 is a deficient number, since it is larger than the sum of its proper divisors (7355825).
742928023 is a wasteful number, since it uses less digits than its factorization.
742928023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7355824.
The product of its (nonzero) digits is 48384, while the sum is 37.
The square root of 742928023 is about 27256.7060188864. The cubic root of 742928023 is about 905.6955766810.
The spelling of 742928023 in words is "seven hundred forty-two million, nine hundred twenty-eight thousand, twenty-three".
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