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10002040 = 235250051
BaseRepresentation
bin100110001001…
…111001111000
3200211011012221
4212021321320
510030031130
6554213424
7151005316
oct46117170
920734187
1010002040
115711754
123424274
1320c2789
1414850b6
15d2887a
hex989e78

10002040 has 16 divisors (see below), whose sum is σ = 22504680. Its totient is φ = 4000800.

The previous prime is 10002029. The next prime is 10002053. The reversal of 10002040 is 4020001.

10002040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124986 + ... + 125065.

Almost surely, 210002040 is an apocalyptic number.

10002040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10002040 is an abundant number, since it is smaller than the sum of its proper divisors (12502640).

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

10002040 is a wasteful number, since it uses less digits than its factorization.

10002040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250062 (or 250058 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 7.

The square root of 10002040 is about 3162.6001960412. The cubic root of 10002040 is about 215.4581181630.

Adding to 10002040 its reverse (4020001), we get a palindrome (14022041).

The spelling of 10002040 in words is "ten million, two thousand, forty".

Divisors: 1 2 4 5 8 10 20 40 250051 500102 1000204 1250255 2000408 2500510 5001020 10002040