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434929434 = 23431685773
BaseRepresentation
bin11001111011000…
…111111100011010
31010022101201000120
4121323013330122
51342320220214
6111054014110
713530560562
oct3173077432
91108351016
10434929434
11203562a15
121017a7336
136c1511c4
1441a97da2
15282b2ea9
hex19ec7f1a

434929434 has 16 divisors (see below), whose sum is σ = 890088672. Its totient is φ = 141604848.

The previous prime is 434929433. The next prime is 434929441.

434929434 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×4349294342 = 378327225119120712, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (434929433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 842629 + ... + 843144.

It is an arithmetic number, because the mean of its divisors is an integer number (55630542).

Almost surely, 2434929434 is an apocalyptic number.

434929434 is an abundant number, since it is smaller than the sum of its proper divisors (455159238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

434929434 is a wasteful number, since it uses less digits than its factorization.

434929434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1685821.

The product of its digits is 373248, while the sum is 42.

The square root of 434929434 is about 20854.9618556352. The cubic root of 434929434 is about 757.6575114949.

The spelling of 434929434 in words is "four hundred thirty-four million, nine hundred twenty-nine thousand, four hundred thirty-four".

Divisors: 1 2 3 6 43 86 129 258 1685773 3371546 5057319 10114638 72488239 144976478 217464717 434929434