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105083001 = 34172672
BaseRepresentation
bin1100100001101…
…11000001111001
321022201202210000
412100313001321
5203400124001
614232143213
72414122302
oct620670171
9238652700
10105083001
1154353461
122b237b09
1318a032ba
14dd557a9
15935aa86
hex6437079

105083001 has 45 divisors (see below), whose sum is σ = 169278879. Its totient is φ = 64950336.

The previous prime is 105082993. The next prime is 105083009. The reversal of 105083001 is 100380501.

It is a happy number.

The square root of 105083001 is 10251.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (105082993) and next prime (105083009).

It can be written as a sum of positive squares in only one way, i.e., 81812025 + 23270976 = 9045^2 + 4824^2 .

It is not a de Polignac number, because 105083001 - 23 = 105082993 is a prime.

It is a super-2 number, since 2×1050830012 = 22084874198332002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105083009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 1568370 + ... + 1568436.

Almost surely, 2105083001 is an apocalyptic number.

105083001 is the 10251-st square number.

105083001 is the 5126-th centered octagonal number.

It is an amenable number.

105083001 is a deficient number, since it is larger than the sum of its proper divisors (64195878).

105083001 is an frugal number, since it uses more digits than its factorization.

105083001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180 (or 87 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The cubic root of 105083001 is about 471.8936742811.

The spelling of 105083001 in words is "one hundred five million, eighty-three thousand, one".

Divisors: 1 3 9 17 27 51 67 81 153 201 289 459 603 867 1139 1377 1809 2601 3417 4489 5427 7803 10251 13467 19363 23409 30753 40401 58089 76313 92259 121203 174267 228939 363609 522801 686817 1297321 1568403 2060451 3891963 6181353 11675889 35027667 105083001