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10140026 = 213390001
BaseRepresentation
bin100110101011…
…100101111010
3201002011111112
4212223211322
510043440101
61001200322
7152121521
oct46534572
921064445
1010140026
1157a6396
1234900a2
132140520
1414bd4b8
15d546bb
hex9ab97a

10140026 has 8 divisors (see below), whose sum is σ = 16380084. Its totient is φ = 4680000.

The previous prime is 10140019. The next prime is 10140029. The reversal of 10140026 is 62004101.

It can be written as a sum of positive squares in 2 ways, for example, as 9891025 + 249001 = 3145^2 + 499^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (10140029) 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, 194975 + ... + 195026.

Almost surely, 210140026 is an apocalyptic number.

10140026 is a deficient number, since it is larger than the sum of its proper divisors (6240058).

10140026 is a wasteful number, since it uses less digits than its factorization.

10140026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390016.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 10140026 is about 3184.3407480984. The cubic root of 10140026 is about 216.4444011287. Note that the first 4 decimals are identical.

Adding to 10140026 its reverse (62004101), we get a palindrome (72144127).

The spelling of 10140026 in words is "ten million, one hundred forty thousand, twenty-six".

Divisors: 1 2 13 26 390001 780002 5070013 10140026