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10040076 = 2232278891
BaseRepresentation
bin100110010011…
…001100001100
3200220002101200
4212103030030
510032240301
6555105500
7151224234
oct46231414
920802350
1010040076
115738292
123442290
132106b97
141494cc4
15d34c86
hex99330c

10040076 has 18 divisors (see below), whose sum is σ = 25379172. Its totient is φ = 3346680.

The previous prime is 10040059. The next prime is 10040087. The reversal of 10040076 is 67004001.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 139410 + ... + 139481.

It is an arithmetic number, because the mean of its divisors is an integer number (1409954).

Almost surely, 210040076 is an apocalyptic number.

It is an amenable number.

10040076 is an abundant number, since it is smaller than the sum of its proper divisors (15339096).

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

10040076 is a wasteful number, since it uses less digits than its factorization.

10040076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278901 (or 278896 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 10040076 is about 3168.6078962219. The cubic root of 10040076 is about 215.7308891383.

Adding to 10040076 its reverse (67004001), we get a palindrome (77044077).

The spelling of 10040076 in words is "ten million, forty thousand, seventy-six".

Divisors: 1 2 3 4 6 9 12 18 36 278891 557782 836673 1115564 1673346 2510019 3346692 5020038 10040076