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56193193 = 759359379
BaseRepresentation
bin1101011001011…
…1000010101001
310220201220120101
43112113002221
5103341140233
65324225401
71251430360
oct326270251
9126656511
1056193193
11297a0861
121699b261
13b846314
14766a7d7
154deec7d
hex35970a9

56193193 has 16 divisors (see below), whose sum is σ = 65664000. Its totient is φ = 47092752.

The previous prime is 56193187. The next prime is 56193223. The reversal of 56193193 is 39139165.

56193193 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56193193 - 213 = 56185001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56193103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148078 + ... + 148456.

It is an arithmetic number, because the mean of its divisors is an integer number (4104000).

Almost surely, 256193193 is an apocalyptic number.

It is an amenable number.

56193193 is a deficient number, since it is larger than the sum of its proper divisors (9470807).

56193193 is a wasteful number, since it uses less digits than its factorization.

56193193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804.

The product of its digits is 21870, while the sum is 37.

The square root of 56193193 is about 7496.2119100250. The cubic root of 56193193 is about 383.0256898192.

The spelling of 56193193 in words is "fifty-six million, one hundred ninety-three thousand, one hundred ninety-three".

Divisors: 1 7 59 359 379 413 2513 2653 21181 22361 136061 148267 156527 952427 8027599 56193193