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2140633 = 11238461
BaseRepresentation
bin1000001010100111011001
311000202101201
420022213121
51022000013
6113514201
724123625
oct10124731
94022351
102140633
111232320
12872961
1359c461
143da185
152c43dd
hex20a9d9

2140633 has 8 divisors (see below), whose sum is σ = 2437056. Its totient is φ = 1861200.

The previous prime is 2140631. The next prime is 2140637. The reversal of 2140633 is 3360412.

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

It is not a de Polignac number, because 2140633 - 21 = 2140631 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2140633.

It is not an unprimeable number, because it can be changed into a prime (2140631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3978 + ... + 4483.

It is an arithmetic number, because the mean of its divisors is an integer number (304632).

22140633 is an apocalyptic number.

2140633 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2140633 is a deficient number, since it is larger than the sum of its proper divisors (296423).

2140633 is a wasteful number, since it uses less digits than its factorization.

2140633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8495.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2140633 is about 1463.0902227819. The cubic root of 2140633 is about 128.8785789360.

The spelling of 2140633 in words is "two million, one hundred forty thousand, six hundred thirty-three".

Divisors: 1 11 23 253 8461 93071 194603 2140633