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101024311 = 195317069
BaseRepresentation
bin1100000010110…
…00001000110111
321001002120022011
412001120020313
5201330234221
614005145051
72334456343
oct601301067
9231076264
10101024311
1152031073
12299bb187
1317c11acb
14d5ba623
158d081e1
hex6058237

101024311 has 4 divisors (see below), whose sum is σ = 106341400. Its totient is φ = 95707224.

The previous prime is 101024281. The next prime is 101024323. The reversal of 101024311 is 113420101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 113420101 = 195969479.

It is a cyclic number.

It is not a de Polignac number, because 101024311 - 25 = 101024279 is a prime.

It is a super-2 number, since 2×1010243112 = 20411822826049442, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101024291 and 101024300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101024351) 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 3 ways as a sum of consecutive naturals, for example, 2658516 + ... + 2658553.

It is an arithmetic number, because the mean of its divisors is an integer number (26585350).

Almost surely, 2101024311 is an apocalyptic number.

101024311 is a deficient number, since it is larger than the sum of its proper divisors (5317089).

101024311 is an equidigital number, since it uses as much as digits as its factorization.

101024311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5317088.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 101024311 is about 10051.0850658026. The cubic root of 101024311 is about 465.7383129835.

Adding to 101024311 its reverse (113420101), we get a palindrome (214444412).

The spelling of 101024311 in words is "one hundred one million, twenty-four thousand, three hundred eleven".

Divisors: 1 19 5317069 101024311