Base | Representation |
---|---|
bin | 101100010001111… |
… | …110010111101011 |
3 | 1220202220201010200 |
4 | 230101332113223 |
5 | 3010141100134 |
6 | 201415043243 |
7 | 24260424450 |
oct | 5421762753 |
9 | 1822821120 |
10 | 742909419 |
11 | 35139792a |
12 | 188970523 |
13 | babb4295 |
14 | 70947827 |
15 | 4534b499 |
hex | 2c47e5eb |
742909419 has 12 divisors (see below), whose sum is σ = 1226390256. Its totient is φ = 424519632.
The previous prime is 742909403. The next prime is 742909441. The reversal of 742909419 is 914909247.
It is a happy number.
It is not a de Polignac number, because 742909419 - 24 = 742909403 is a prime.
It is a super-2 number, since 2×7429094192 = 1103828809677835122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (742909459) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5896044 + ... + 5896169.
It is an arithmetic number, because the mean of its divisors is an integer number (102199188).
Almost surely, 2742909419 is an apocalyptic number.
742909419 is a deficient number, since it is larger than the sum of its proper divisors (483480837).
742909419 is a wasteful number, since it uses less digits than its factorization.
742909419 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11792226 (or 11792223 counting only the distinct ones).
The product of its (nonzero) digits is 163296, while the sum is 45.
The square root of 742909419 is about 27256.3647429366. The cubic root of 742909419 is about 905.6880166390.
The spelling of 742909419 in words is "seven hundred forty-two million, nine hundred nine thousand, four hundred nineteen".
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