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34353433420 = 22523411821497
BaseRepresentation
bin11111111111100111…
…111100101101001100
310021200011001020022221
4133333213330231030
51030323434332140
623440505145124
72324211236365
oct377747745514
9107604036287
1034353433420
1113629687a99
1267a8a8b1a4
1333162a26c7
14193c6c0b6c
15d60e1514a
hex7ff9fcb4c

34353433420 has 48 divisors (see below), whose sum is σ = 77114939328. Its totient is φ = 12823331840.

The previous prime is 34353433391. The next prime is 34353433421. The reversal of 34353433420 is 2433435343.

It is not an unprimeable number, because it can be changed into a prime (34353433421) 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, 891889 + ... + 929608.

It is an arithmetic number, because the mean of its divisors is an integer number (1606561236).

Almost surely, 234353433420 is an apocalyptic number.

It is an amenable number.

34353433420 is an abundant number, since it is smaller than the sum of its proper divisors (42761505908).

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

34353433420 is a wasteful number, since it uses less digits than its factorization.

34353433420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1821570 (or 1821568 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 34.

Adding to 34353433420 its reverse (2433435343), we get a palindrome (36786868763).

The spelling of 34353433420 in words is "thirty-four billion, three hundred fifty-three million, four hundred thirty-three thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 23 41 46 82 92 115 164 205 230 410 460 820 943 1886 3772 4715 9430 18860 1821497 3642994 7285988 9107485 18214970 36429940 41894431 74681377 83788862 149362754 167577724 209472155 298725508 373406885 418944310 746813770 837888620 1493627540 1717671671 3435343342 6870686684 8588358355 17176716710 34353433420