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104031005 = 5132336869
BaseRepresentation
bin1100011001101…
…10001100011101
321020202022201012
412030312030131
5203112443010
614153425005
72402151251
oct614661435
9236668635
10104031005
11537a5041
122aa0b165
1318725510
14db60261
1591ee005
hex633631d

104031005 has 16 divisors (see below), whose sum is σ = 135036720. Its totient is φ = 76482048.

The previous prime is 104030999. The next prime is 104031043. The reversal of 104031005 is 500130401.

It can be written as a sum of positive squares in 8 ways, for example, as 49182169 + 54848836 = 7013^2 + 7406^2 .

It is a cyclic number.

It is not a de Polignac number, because 104031005 - 222 = 99836701 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11711 + ... + 18579.

It is an arithmetic number, because the mean of its divisors is an integer number (8439795).

Almost surely, 2104031005 is an apocalyptic number.

It is an amenable number.

104031005 is a deficient number, since it is larger than the sum of its proper divisors (31005715).

104031005 is a wasteful number, since it uses less digits than its factorization.

104031005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7120.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 104031005 is about 10199.5590590966. The cubic root of 104031005 is about 470.3136656778.

Adding to 104031005 its reverse (500130401), we get a palindrome (604161406).

The spelling of 104031005 in words is "one hundred four million, thirty-one thousand, five".

Divisors: 1 5 13 65 233 1165 3029 6869 15145 34345 89297 446485 1600477 8002385 20806201 104031005