Search a number
-
+
10101007 = 75601
BaseRepresentation
bin100110100010…
…000100001111
3201000011222101
4212202010033
510041213012
61000255531
7151600000
oct46420417
921004871
1010101007
11577a044
1234715a7
132128837
1414ad1a7
15d47d57
hex9a210f

10101007 has 12 divisors (see below), whose sum is σ = 11804016. Its totient is φ = 8643600.

The previous prime is 10100999. The next prime is 10101023. The reversal of 10101007 is 70010101.

It is not a de Polignac number, because 10101007 - 23 = 10100999 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10100984 and 10101002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10101097) 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, 16507 + ... + 17107.

It is an arithmetic number, because the mean of its divisors is an integer number (983668).

Almost surely, 210101007 is an apocalyptic number.

10101007 is a deficient number, since it is larger than the sum of its proper divisors (1703009).

10101007 is an frugal number, since it uses more digits than its factorization.

10101007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636 (or 608 counting only the distinct ones).

The product of its (nonzero) digits is 7, while the sum is 10.

The square root of 10101007 is about 3178.2081429636. The cubic root of 10101007 is about 216.1664169616.

Adding to 10101007 its reverse (70010101), we get a palindrome (80111108).

The spelling of 10101007 in words is "ten million, one hundred one thousand, seven".

Divisors: 1 7 49 343 601 2401 4207 16807 29449 206143 1443001 10101007