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49272825 = 3527127739
BaseRepresentation
bin1011101111110…
…1011111111001
310102201022121110
42323331133321
5100103212300
64520030533
71135545360
oct273753771
9112638543
1049272825
11258a4448
1214602449
13a292424
1467887d7
1544d4550
hex2efd7f9

49272825 has 48 divisors (see below), whose sum is σ = 93962240. Its totient is φ = 22317120.

The previous prime is 49272823. The next prime is 49272841. The reversal of 49272825 is 52827294.

It is not a de Polignac number, because 49272825 - 21 = 49272823 is a prime.

It is a super-2 number, since 2×492728252 = 4855622566961250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (49272823) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 66306 + ... + 67044.

Almost surely, 249272825 is an apocalyptic number.

It is an amenable number.

49272825 is a deficient number, since it is larger than the sum of its proper divisors (44689415).

49272825 is a wasteful number, since it uses less digits than its factorization.

49272825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886 (or 881 counting only the distinct ones).

The product of its digits is 80640, while the sum is 39.

The square root of 49272825 is about 7019.4604493508. The cubic root of 49272825 is about 366.6084641318.

The spelling of 49272825 in words is "forty-nine million, two hundred seventy-two thousand, eight hundred twenty-five".

Divisors: 1 3 5 7 15 21 25 35 75 105 127 175 381 525 635 739 889 1905 2217 2667 3175 3695 4445 5173 9525 11085 13335 15519 18475 22225 25865 55425 66675 77595 93853 129325 281559 387975 469265 656971 1407795 1970913 2346325 3284855 7038975 9854565 16424275 49272825