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34103050420 = 2251705152521
BaseRepresentation
bin11111110000101100…
…110100000010110100
310021000200220110102111
4133300230310002310
51024320340103140
623400002420404
72315051100655
oct376054640264
9107020813374
1034103050420
111351031259a
126739061704
1332a645789a
14191734552c
15d48e577ea
hex7f0b340b4

34103050420 has 12 divisors (see below), whose sum is σ = 71616405924. Its totient is φ = 13641220160.

The previous prime is 34103050409. The next prime is 34103050441. The reversal of 34103050420 is 2405030143.

It can be written as a sum of positive squares in 2 ways, for example, as 16267982116 + 17835068304 = 127546^2 + 133548^2 .

It is a junction number, because it is equal to n+sod(n) for n = 34103050391 and 34103050400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 852576241 + ... + 852576280.

It is an arithmetic number, because the mean of its divisors is an integer number (5968033827).

Almost surely, 234103050420 is an apocalyptic number.

It is an amenable number.

34103050420 is an abundant number, since it is smaller than the sum of its proper divisors (37513355504).

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

34103050420 is a wasteful number, since it uses less digits than its factorization.

34103050420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1705152530 (or 1705152528 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

Adding to 34103050420 its reverse (2405030143), we get a palindrome (36508080563).

The spelling of 34103050420 in words is "thirty-four billion, one hundred three million, fifty thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 1705152521 3410305042 6820610084 8525762605 17051525210 34103050420