Search a number
-
+
15068832 = 253156967
BaseRepresentation
bin111001011110…
…111010100000
31001100120112220
4321132322200
512324200312
61254551040
7242040312
oct71367240
931316486
1015068832
118562489
125068480
133177a8c
1420037b2
1514c9c8c
hexe5eea0

15068832 has 24 divisors (see below), whose sum is σ = 39555936. Its totient is φ = 5022912.

The previous prime is 15068831. The next prime is 15068863. The reversal of 15068832 is 23886051.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 15068793 and 15068802.

It is not an unprimeable number, because it can be changed into a prime (15068831) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 78388 + ... + 78579.

It is an arithmetic number, because the mean of its divisors is an integer number (1648164).

Almost surely, 215068832 is an apocalyptic number.

15068832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

15068832 is an abundant number, since it is smaller than the sum of its proper divisors (24487104).

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

15068832 is a wasteful number, since it uses less digits than its factorization.

15068832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156980 (or 156972 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 15068832 is about 3881.8593483020. The cubic root of 15068832 is about 246.9978636847.

The spelling of 15068832 in words is "fifteen million, sixty-eight thousand, eight hundred thirty-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 156967 313934 470901 627868 941802 1255736 1883604 2511472 3767208 5022944 7534416 15068832