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49656340 = 22513271871
BaseRepresentation
bin1011110101101…
…1001000010100
310110102210200201
42331123020110
5100203000330
64532150244
71142033446
oct275331024
9113383621
1049656340
11260365a8
1214768384
13a397b66
146848496
15455ceca
hex2f5b214

49656340 has 24 divisors (see below), whose sum is σ = 104412672. Its totient is φ = 19836960.

The previous prime is 49656311. The next prime is 49656359. The reversal of 49656340 is 4365694.

It is a happy number.

49656340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 49656340.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 25605 + ... + 27475.

It is an arithmetic number, because the mean of its divisors is an integer number (4350528).

Almost surely, 249656340 is an apocalyptic number.

It is an amenable number.

49656340 is an abundant number, since it is smaller than the sum of its proper divisors (54756332).

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

49656340 is a wasteful number, since it uses less digits than its factorization.

49656340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3207 (or 3205 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 49656340 is about 7046.7254806754. The cubic root of 49656340 is about 367.5571725264.

The spelling of 49656340 in words is "forty-nine million, six hundred fifty-six thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 1327 1871 2654 3742 5308 6635 7484 9355 13270 18710 26540 37420 2482817 4965634 9931268 12414085 24828170 49656340