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10101340 = 225505067
BaseRepresentation
bin100110100010…
…001001011100
3201000012102201
4212202021130
510041220330
61000301244
7151600654
oct46421134
921005381
1010101340
11577a317
123471824
132128a32
1414ad364
15d47eca
hex9a225c

10101340 has 12 divisors (see below), whose sum is σ = 21212856. Its totient is φ = 4040528.

The previous prime is 10101317. The next prime is 10101341. The reversal of 10101340 is 4310101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10101341) 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, 252514 + ... + 252553.

It is an arithmetic number, because the mean of its divisors is an integer number (1767738).

Almost surely, 210101340 is an apocalyptic number.

10101340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10101340 is an abundant number, since it is smaller than the sum of its proper divisors (11111516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10101340 is a wasteful number, since it uses less digits than its factorization.

10101340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505076 (or 505074 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 10101340 is about 3178.2605305418. The cubic root of 10101340 is about 216.1687923890.

Adding to 10101340 its reverse (4310101), we get a palindrome (14411441).

The spelling of 10101340 in words is "ten million, one hundred one thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 505067 1010134 2020268 2525335 5050670 10101340