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101083907 = 711423717
BaseRepresentation
bin1100000011001…
…10101100000011
321001012121001102
412001212230003
5201334141112
614010325015
72335125161
oct601465403
9231177042
10101083907
1152071921
1229a2976b
1317c32c82
14d5d4231
158d1abc2
hex6066b03

101083907 has 4 divisors (see below), whose sum is σ = 102507696. Its totient is φ = 99660120.

The previous prime is 101083877. The next prime is 101083949. The reversal of 101083907 is 709380101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 709380101 = 2113361991.

It is a cyclic number.

It is not a de Polignac number, because 101083907 - 28 = 101083651 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101083907.

It is not an unprimeable number, because it can be changed into a prime (101083967) 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, 711788 + ... + 711929.

It is an arithmetic number, because the mean of its divisors is an integer number (25626924).

Almost surely, 2101083907 is an apocalyptic number.

101083907 is a deficient number, since it is larger than the sum of its proper divisors (1423789).

101083907 is an equidigital number, since it uses as much as digits as its factorization.

101083907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1423788.

The product of its (nonzero) digits is 1512, while the sum is 29.

The square root of 101083907 is about 10054.0492837463. The cubic root of 101083907 is about 465.8298773607.

The spelling of 101083907 in words is "one hundred one million, eighty-three thousand, nine hundred seven".

Divisors: 1 71 1423717 101083907