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1423514697 = 311163264643
BaseRepresentation
bin101010011011001…
…0001110001001001
310200012121001001120
41110312101301021
510403404432242
6353130505453
750163450423
oct12466216111
93605531046
101423514697
1167059a730
12338895289
13198bc28b7
14d70b3813
1584e8c1ec
hex54d91c49

1423514697 has 16 divisors (see below), whose sum is σ = 2083277568. Its totient is φ = 857440080.

The previous prime is 1423514681. The next prime is 1423514717. The reversal of 1423514697 is 7964153241.

It is not a de Polignac number, because 1423514697 - 24 = 1423514681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1423514627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126943 + ... + 137700.

It is an arithmetic number, because the mean of its divisors is an integer number (130204848).

Almost surely, 21423514697 is an apocalyptic number.

It is an amenable number.

1423514697 is a deficient number, since it is larger than the sum of its proper divisors (659762871).

1423514697 is a wasteful number, since it uses less digits than its factorization.

1423514697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264820.

The product of its digits is 181440, while the sum is 42.

The square root of 1423514697 is about 37729.4937283818. The cubic root of 1423514697 is about 1124.9174450038.

The spelling of 1423514697 in words is "one billion, four hundred twenty-three million, five hundred fourteen thousand, six hundred ninety-seven".

Divisors: 1 3 11 33 163 489 1793 5379 264643 793929 2911073 8733219 43136809 129410427 474504899 1423514697