Search a number
-
+
30014857184 = 2513367196597
BaseRepresentation
bin11011111101000001…
…100101111111100000
32212110210020201121012
4123331001211333200
5442432300412214
621442202320052
72111540035154
oct337501457740
985423221535
1030014857184
11118026714a4
125997ab9028
132aa4497730
14164a3d5064
15baa0b103e
hex6fd065fe0

30014857184 has 48 divisors (see below), whose sum is σ = 63810992448. Its totient is φ = 13815194112.

The previous prime is 30014857163. The next prime is 30014857189. The reversal of 30014857184 is 48175841003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30014857189) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54374 + ... + 250970.

It is an arithmetic number, because the mean of its divisors is an integer number (1329395676).

Almost surely, 230014857184 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 30014857184, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31905496224).

30014857184 is an abundant number, since it is smaller than the sum of its proper divisors (33796135264).

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

30014857184 is a wasteful number, since it uses less digits than its factorization.

30014857184 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196987 (or 196979 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 41.

The spelling of 30014857184 in words is "thirty billion, fourteen million, eight hundred fifty-seven thousand, one hundred eighty-four".

Divisors: 1 2 4 8 13 16 26 32 52 104 208 367 416 734 1468 2936 4771 5872 9542 11744 19084 38168 76336 152672 196597 393194 786388 1572776 2555761 3145552 5111522 6291104 10223044 20446088 40892176 72151099 81784352 144302198 288604396 577208792 937964287 1154417584 1875928574 2308835168 3751857148 7503714296 15007428592 30014857184