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34242335420 = 22519771711677
BaseRepresentation
bin11111111001000000…
…001001001010111100
310021101101222212112012
4133321000021022330
51030112014213140
623421500030352
72321362022456
oct377100111274
9107341885465
1034242335420
11135819a6467
1267778323b8
1332c9274647
14192ba412d6
15d562bc265
hex7f90092bc

34242335420 has 48 divisors (see below), whose sum is σ = 75709875360. Its totient is φ = 12973250304.

The previous prime is 34242335329. The next prime is 34242335447. The reversal of 34242335420 is 2453324243.

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 15 ways as a sum of consecutive naturals, for example, 2926622 + ... + 2938298.

It is an arithmetic number, because the mean of its divisors is an integer number (1577289070).

Almost surely, 234242335420 is an apocalyptic number.

It is an amenable number.

34242335420 is an abundant number, since it is smaller than the sum of its proper divisors (41467539940).

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

34242335420 is a wasteful number, since it uses less digits than its factorization.

34242335420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19422 (or 19420 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 32.

Adding to 34242335420 its reverse (2453324243), we get a palindrome (36695659663).

The spelling of 34242335420 in words is "thirty-four billion, two hundred forty-two million, three hundred thirty-five thousand, four hundred twenty".

Divisors: 1 2 4 5 10 19 20 38 76 95 190 380 7717 11677 15434 23354 30868 38585 46708 58385 77170 116770 146623 154340 221863 233540 293246 443726 586492 733115 887452 1109315 1466230 2218630 2932460 4437260 90111409 180222818 360445636 450557045 901114090 1712116771 1802228180 3424233542 6848467084 8560583855 17121167710 34242335420