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107381213 = 206352051
BaseRepresentation
bin1100110011010…
…00000111011101
321111001112022222
412121220013131
5204442144323
614353315125
72442503522
oct631500735
9244045288
10107381213
1155683105
122bb65aa5
13193293a4
1410393149
1596619c8
hex66681dd

107381213 has 4 divisors (see below), whose sum is σ = 107435328. Its totient is φ = 107327100.

The previous prime is 107381189. The next prime is 107381251. The reversal of 107381213 is 312183701.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 107381213 - 26 = 107381149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107381713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23963 + ... + 28088.

It is an arithmetic number, because the mean of its divisors is an integer number (26858832).

Almost surely, 2107381213 is an apocalyptic number.

It is an amenable number.

107381213 is a deficient number, since it is larger than the sum of its proper divisors (54115).

107381213 is an equidigital number, since it uses as much as digits as its factorization.

107381213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54114.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 107381213 is about 10362.4906755085. The cubic root of 107381213 is about 475.3090701360.

The spelling of 107381213 in words is "one hundred seven million, three hundred eighty-one thousand, two hundred thirteen".

Divisors: 1 2063 52051 107381213