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34124422021 = 139991247729
BaseRepresentation
bin11111110001111110…
…010101101110000101
310021002012010020202021
4133301332111232011
51024341323001041
623402044443141
72315430541564
oct376176255605
9107065106667
1034124422021
111352138a378
1267442494b1
1332aa9cb3c1
14191a109bdb
15d4ac79cd1
hex7f1f95b85

34124422021 has 8 divisors (see below), whose sum is σ = 34404742400. Its totient is φ = 33844599360.

The previous prime is 34124421979. The next prime is 34124422027. The reversal of 34124422021 is 12022442143.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 34124422021 - 225 = 34090867589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34124422027) 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, 13885 + ... + 261613.

It is an arithmetic number, because the mean of its divisors is an integer number (4300592800).

Almost surely, 234124422021 is an apocalyptic number.

It is an amenable number.

34124422021 is a deficient number, since it is larger than the sum of its proper divisors (280320379).

34124422021 is a wasteful number, since it uses less digits than its factorization.

34124422021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248859.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 34124422021 its reverse (12022442143), we get a palindrome (46146864164).

The spelling of 34124422021 in words is "thirty-four billion, one hundred twenty-four million, four hundred twenty-two thousand, twenty-one".

Divisors: 1 139 991 137749 247729 34434331 245499439 34124422021