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107507305 = 522939377
BaseRepresentation
bin1100110100001…
…10111001101001
321111021221022001
412122012321221
5210010213210
614400131001
72443540243
oct632067151
9244257261
10107507305
1155759914
1230006a61
13193718b9
14103c7093
15968903a
hex6686e69

107507305 has 8 divisors (see below), whose sum is σ = 129078792. Its totient is φ = 85959168.

The previous prime is 107507291. The next prime is 107507341. The reversal of 107507305 is 503705701.

It can be written as a sum of positive squares in 4 ways, for example, as 11881 + 107495424 = 109^2 + 10368^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 107507305 - 215 = 107474537 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6777 + ... + 16153.

It is an arithmetic number, because the mean of its divisors is an integer number (16134849).

Almost surely, 2107507305 is an apocalyptic number.

It is an amenable number.

107507305 is a deficient number, since it is larger than the sum of its proper divisors (21571487).

107507305 is an equidigital number, since it uses as much as digits as its factorization.

107507305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11675.

The product of its (nonzero) digits is 3675, while the sum is 28.

The square root of 107507305 is about 10368.5729490610. The cubic root of 107507305 is about 475.4950406806.

The spelling of 107507305 in words is "one hundred seven million, five hundred seven thousand, three hundred five".

Divisors: 1 5 2293 9377 11465 46885 21501461 107507305