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34421315011031 = 1317587265336553
BaseRepresentation
bin1111101001110010101100…
…10000010000000111010111
311111212122102121220120200002
413310321112100100013113
514002424323120323111
6201112533412041515
710151600163040544
oct764712620200727
9144778377816602
1034421315011031
11aa70aa7a64313
123a3b0b890329b
131628bba813280
14870001681bcb
153ea59daa163b
hex1f4e564101d7

34421315011031 has 16 divisors (see below), whose sum is σ = 39316509225504. Its totient is φ = 29853546138624.

The previous prime is 34421315011009. The next prime is 34421315011043. The reversal of 34421315011031 is 13011051312443.

It is a de Polignac number, because none of the positive numbers 2k-34421315011031 is a prime.

It is a super-2 number, since 2×344213150110312 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34421315010985 and 34421315011003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34421315016031) 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, 132538550 + ... + 132798003.

It is an arithmetic number, because the mean of its divisors is an integer number (2457281826594).

Almost surely, 234421315011031 is an apocalyptic number.

34421315011031 is a deficient number, since it is larger than the sum of its proper divisors (4895194214473).

34421315011031 is a wasteful number, since it uses less digits than its factorization.

34421315011031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265337170.

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 34421315011031 its reverse (13011051312443), we get a palindrome (47432366323474).

The spelling of 34421315011031 in words is "thirty-four trillion, four hundred twenty-one billion, three hundred fifteen million, eleven thousand, thirty-one".

Divisors: 1 13 17 221 587 7631 9979 129727 265336553 3449375189 4510721401 58639378213 155752556611 2024783235943 2647793462387 34421315011031