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75010101 = 3202912323
BaseRepresentation
bin1000111100010…
…01000000110101
312020010220111220
410132021000311
5123200310401
611235420553
71600401225
oct436110065
9166126456
1075010101
1139383221
1221154759
131270409a
149d68085
1568ba336
hex4789035

75010101 has 8 divisors (see below), whose sum is σ = 100070880. Its totient is φ = 49978032.

The previous prime is 75010087. The next prime is 75010109. The reversal of 75010101 is 10101057.

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

It is not a de Polignac number, because 75010101 - 29 = 75009589 is a prime.

75010101 is a modest number, since divided by 10101 gives 75 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75010109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75 + ... + 12248.

It is an arithmetic number, because the mean of its divisors is an integer number (12508860).

Almost surely, 275010101 is an apocalyptic number.

It is an amenable number.

75010101 is a deficient number, since it is larger than the sum of its proper divisors (25060779).

75010101 is a wasteful number, since it uses less digits than its factorization.

75010101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14355.

The product of its (nonzero) digits is 35, while the sum is 15.

The square root of 75010101 is about 8660.8371997169. The cubic root of 75010101 is about 421.7352640529.

Adding to 75010101 its reverse (10101057), we get a palindrome (85111158).

The spelling of 75010101 in words is "seventy-five million, ten thousand, one hundred one".

Divisors: 1 3 2029 6087 12323 36969 25003367 75010101