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101034215 = 51071271487
BaseRepresentation
bin1100000010110…
…10100011100111
321001010001212222
412001122203213
5201331043330
614005302555
72334530252
oct601324347
9231101788
10101034215
1152038557
1229a04a5b
1317c16479
14d5c0099
158d0b0e5
hex605a8e7

101034215 has 16 divisors (see below), whose sum is σ = 123420672. Its totient is φ = 79388064.

The previous prime is 101034203. The next prime is 101034217. The reversal of 101034215 is 512430101.

It is a cyclic number.

It is not a de Polignac number, because 101034215 - 26 = 101034151 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101034193 and 101034202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101034217) 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 15 ways as a sum of consecutive naturals, for example, 67202 + ... + 68688.

It is an arithmetic number, because the mean of its divisors is an integer number (7713792).

Almost surely, 2101034215 is an apocalyptic number.

101034215 is a deficient number, since it is larger than the sum of its proper divisors (22386457).

101034215 is a wasteful number, since it uses less digits than its factorization.

101034215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1726.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 101034215 is about 10051.5777368531. The cubic root of 101034215 is about 465.7535321635.

Adding to 101034215 its reverse (512430101), we get a palindrome (613464316).

The spelling of 101034215 in words is "one hundred one million, thirty-four thousand, two hundred fifteen".

Divisors: 1 5 107 127 535 635 1487 7435 13589 67945 159109 188849 795545 944245 20206843 101034215