Search a number
-
+
107430279 = 3116748589
BaseRepresentation
bin1100110011101…
…00000110000111
321111011000122020
412121310012013
5210000232104
614354334223
72443066545
oct631640607
9244130566
10107430279
1155706a60
122bb8a373
1319345818
14103a6d95
1596712d9
hex6674187

107430279 has 16 divisors (see below), whose sum is σ = 158597760. Its totient is φ = 64136160.

The previous prime is 107430269. The next prime is 107430287. The reversal of 107430279 is 972034701.

It is not a de Polignac number, because 107430279 - 27 = 107430151 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107430229) 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, 22084 + ... + 26505.

It is an arithmetic number, because the mean of its divisors is an integer number (9912360).

Almost surely, 2107430279 is an apocalyptic number.

107430279 is a deficient number, since it is larger than the sum of its proper divisors (51167481).

107430279 is a wasteful number, since it uses less digits than its factorization.

107430279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48670.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 107430279 is about 10364.8578861459. The cubic root of 107430279 is about 475.3814538828.

The spelling of 107430279 in words is "one hundred seven million, four hundred thirty thousand, two hundred seventy-nine".

Divisors: 1 3 11 33 67 201 737 2211 48589 145767 534479 1603437 3255463 9766389 35810093 107430279