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70939341 = 3311238853
BaseRepresentation
bin1000011101001…
…11001011001101
311221111002111000
410032213023031
5121130024331
611012250513
71520655144
oct416471315
9157432430
1070939341
1137052860
121b910a39
131190a255
1495c875b
1563640e6
hex43a72cd

70939341 has 16 divisors (see below), whose sum is σ = 114649920. Its totient is φ = 42993360.

The previous prime is 70939339. The next prime is 70939343. The reversal of 70939341 is 14393907.

It is an interprime number because it is at equal distance from previous prime (70939339) and next prime (70939343).

It is not a de Polignac number, because 70939341 - 21 = 70939339 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 70939296 and 70939305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70939343) 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, 119130 + ... + 119723.

It is an arithmetic number, because the mean of its divisors is an integer number (7165620).

Almost surely, 270939341 is an apocalyptic number.

It is an amenable number.

70939341 is a deficient number, since it is larger than the sum of its proper divisors (43710579).

70939341 is a wasteful number, since it uses less digits than its factorization.

70939341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238873 (or 238867 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 36.

The square root of 70939341 is about 8422.5495546182. The cubic root of 70939341 is about 413.9638174638.

The spelling of 70939341 in words is "seventy million, nine hundred thirty-nine thousand, three hundred forty-one".

Divisors: 1 3 9 11 27 33 99 297 238853 716559 2149677 2627383 6449031 7882149 23646447 70939341