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49468405 = 5731127359
BaseRepresentation
bin1011110010110…
…1001111110101
310110002020220011
42330231033311
5100130442110
64524140221
71140321520
oct274551765
9113066804
1049468405
1125a18388
1214697671
13a33045c
1467d9bb7
15452248a
hex2f2d3f5

49468405 has 32 divisors (see below), whose sum is σ = 70778880. Its totient is φ = 32477760.

The previous prime is 49468399. The next prime is 49468417. The reversal of 49468405 is 50486494.

It is not a de Polignac number, because 49468405 - 27 = 49468277 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 137616 + ... + 137974.

It is an arithmetic number, because the mean of its divisors is an integer number (2211840).

Almost surely, 249468405 is an apocalyptic number.

It is an amenable number.

49468405 is a deficient number, since it is larger than the sum of its proper divisors (21310475).

49468405 is a wasteful number, since it uses less digits than its factorization.

49468405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529.

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 49468405 is about 7033.3779224495. The cubic root of 49468405 is about 367.0928868228.

The spelling of 49468405 in words is "forty-nine million, four hundred sixty-eight thousand, four hundred five".

Divisors: 1 5 7 31 35 127 155 217 359 635 889 1085 1795 2513 3937 4445 11129 12565 19685 27559 45593 55645 77903 137795 227965 319151 389515 1413383 1595755 7066915 9893681 49468405