Search a number
-
+
107512208 = 2421533121
BaseRepresentation
bin1100110100010…
…00000110010000
321111022012000122
412122020012100
5210010342313
614400205412
72443560446
oct632100620
9244265018
10107512208
1155762571
1230009868
1319373bbb
14103c8b96
15968a708
hex6688190

107512208 has 20 divisors (see below), whose sum is σ = 208468428. Its totient is φ = 53713920.

The previous prime is 107512201. The next prime is 107512211. The reversal of 107512208 is 802215701.

It can be written as a sum of positive squares in 2 ways, for example, as 2408704 + 105103504 = 1552^2 + 10252^2 .

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (107512201) 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, 32888 + ... + 36008.

Almost surely, 2107512208 is an apocalyptic number.

It is an amenable number.

107512208 is a deficient number, since it is larger than the sum of its proper divisors (100956220).

107512208 is a wasteful number, since it uses less digits than its factorization.

107512208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5282 (or 5276 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 26.

The square root of 107512208 is about 10368.8093819879. The cubic root of 107512208 is about 475.5022690785.

Adding to 107512208 its reverse (802215701), we get a palindrome (909727909).

The spelling of 107512208 in words is "one hundred seven million, five hundred twelve thousand, two hundred eight".

Divisors: 1 2 4 8 16 2153 3121 4306 6242 8612 12484 17224 24968 34448 49936 6719513 13439026 26878052 53756104 107512208