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49376142 = 235283359
BaseRepresentation
bin1011110001011…
…0101110001110
310102220120100000
42330112232032
5100120014032
64522145130
71136455524
oct274265616
9112816300
1049376142
1125965032
12146521a6
13a2ca46a
1467b4314
154504e7c
hex2f16b8e

49376142 has 48 divisors (see below), whose sum is σ = 111646080. Its totient is φ = 16354872.

The previous prime is 49376137. The next prime is 49376153. The reversal of 49376142 is 24167394.

49376142 is a `hidden beast` number, since 4 + 9 + 37 + 614 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 49376097 and 49376106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 137359 + ... + 137717.

It is an arithmetic number, because the mean of its divisors is an integer number (2325960).

Almost surely, 249376142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49376142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55823040).

49376142 is an abundant number, since it is smaller than the sum of its proper divisors (62269938).

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

49376142 is a wasteful number, since it uses less digits than its factorization.

49376142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659 (or 647 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 49376142 is about 7026.8159218810. The cubic root of 49376142 is about 366.8645244357.

The spelling of 49376142 in words is "forty-nine million, three hundred seventy-six thousand, one hundred forty-two".

Divisors: 1 2 3 6 9 18 27 54 81 162 243 283 359 486 566 718 849 1077 1698 2154 2547 3231 5094 6462 7641 9693 15282 19386 22923 29079 45846 58158 68769 87237 101597 137538 174474 203194 304791 609582 914373 1828746 2743119 5486238 8229357 16458714 24688071 49376142