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7090101 = 326411229
BaseRepresentation
bin11011000010111110110101
3111100012210100
4123002332311
53303340401
6411544313
7114156564
oct33027665
914305710
107090101
114002997
12245b099
131613235
14d27bdb
15950b86
hex6c2fb5

7090101 has 12 divisors (see below), whose sum is σ = 10265580. Its totient is φ = 4715520.

The previous prime is 7090093. The next prime is 7090117. The reversal of 7090101 is 1010907.

It can be written as a sum of positive squares in 2 ways, for example, as 6765201 + 324900 = 2601^2 + 570^2 .

It is not a de Polignac number, because 7090101 - 23 = 7090093 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7090121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5155 + ... + 6383.

It is an arithmetic number, because the mean of its divisors is an integer number (855465).

Almost surely, 27090101 is an apocalyptic number.

It is an amenable number.

7090101 is a deficient number, since it is larger than the sum of its proper divisors (3175479).

7090101 is a wasteful number, since it uses less digits than its factorization.

7090101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1876 (or 1873 counting only the distinct ones).

The product of its (nonzero) digits is 63, while the sum is 18.

The square root of 7090101 is about 2662.7243567444. The cubic root of 7090101 is about 192.1103694856.

The spelling of 7090101 in words is "seven million, ninety thousand, one hundred one".

Divisors: 1 3 9 641 1229 1923 3687 5769 11061 787789 2363367 7090101