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10101275 = 52404051
BaseRepresentation
bin100110100010…
…001000011011
3201000012100022
4212202020123
510041220100
61000301055
7151600532
oct46421033
921005308
1010101275
11577a268
12347178b
1321289b2
1414ad319
15d47e85
hex9a221b

10101275 has 6 divisors (see below), whose sum is σ = 12525612. Its totient is φ = 8081000.

The previous prime is 10101239. The next prime is 10101277. The reversal of 10101275 is 57210101.

It is not a de Polignac number, because 10101275 - 212 = 10097179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10101277) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 202001 + ... + 202050.

It is an arithmetic number, because the mean of its divisors is an integer number (2087602).

Almost surely, 210101275 is an apocalyptic number.

10101275 is a deficient number, since it is larger than the sum of its proper divisors (2424337).

10101275 is an equidigital number, since it uses as much as digits as its factorization.

10101275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404061 (or 404056 counting only the distinct ones).

The product of its (nonzero) digits is 70, while the sum is 17.

The square root of 10101275 is about 3178.2503048061. The cubic root of 10101275 is about 216.1683287211.

Adding to 10101275 its reverse (57210101), we get a palindrome (67311376).

The spelling of 10101275 in words is "ten million, one hundred one thousand, two hundred seventy-five".

Divisors: 1 5 25 404051 2020255 10101275