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34440442413 = 3131396353153
BaseRepresentation
bin100000000100110011…
…110111001000101101
310021220012202202020020
4200010303313020231
51031013223124123
623453254112353
72326315634046
oct400463671055
9107805682206
1034440442413
1113673806153
12681204b6b9
13332b318110
14194a08d8cd
15d688a07e3
hex804cf722d

34440442413 has 16 divisors (see below), whose sum is σ = 49808727360. Its totient is φ = 21041639424.

The previous prime is 34440442391. The next prime is 34440442429. The reversal of 34440442413 is 31424404443.

It is not a de Polignac number, because 34440442413 - 29 = 34440441901 is a prime.

It is a super-2 number, since 2×344404424132 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34440442433) 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, 3171156 + ... + 3181997.

It is an arithmetic number, because the mean of its divisors is an integer number (3113045460).

Almost surely, 234440442413 is an apocalyptic number.

It is an amenable number.

34440442413 is a deficient number, since it is larger than the sum of its proper divisors (15368284947).

34440442413 is a wasteful number, since it uses less digits than its factorization.

34440442413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6353308.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 34440442413 its reverse (31424404443), we get a palindrome (65864846856).

The spelling of 34440442413 in words is "thirty-four billion, four hundred forty million, four hundred forty-two thousand, four hundred thirteen".

Divisors: 1 3 13 39 139 417 1807 5421 6353153 19059459 82590989 247772967 883088267 2649264801 11480147471 34440442413