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49253412 = 223131572011
BaseRepresentation
bin1011101111100…
…0110000100100
310102200022222110
42323320300210
5100102102122
64515401020
71135434645
oct273706044
9112608873
1049253412
11258908aa
12145b3170
13a286640
1467816cc
1544cd90c
hex2ef8c24

49253412 has 48 divisors (see below), whose sum is σ = 124615232. Its totient is φ = 15050880.

The previous prime is 49253383. The next prime is 49253429. The reversal of 49253412 is 21435294.

49253412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 49253412.

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 15 ways as a sum of consecutive naturals, for example, 23487 + ... + 25497.

Almost surely, 249253412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49253412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62307616).

49253412 is an abundant number, since it is smaller than the sum of its proper divisors (75361820).

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

49253412 is a wasteful number, since it uses less digits than its factorization.

49253412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2188 (or 2186 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 49253412 is about 7018.0775145334. The cubic root of 49253412 is about 366.5603111185.

The spelling of 49253412 in words is "forty-nine million, two hundred fifty-three thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 157 314 471 628 942 1884 2011 2041 4022 4082 6033 6123 8044 8164 12066 12246 24132 24492 26143 52286 78429 104572 156858 313716 315727 631454 947181 1262908 1894362 3788724 4104451 8208902 12313353 16417804 24626706 49253412