Search a number
-
+
8130192 = 243724197
BaseRepresentation
bin11111000000111010010000
3120022001112020
4133000322100
54040131232
6450131440
7126051120
oct37007220
916261466
108130192
114653374
122880b80
1318b8785
141118c80
15aa8e2c
hex7c0e90

8130192 has 40 divisors (see below), whose sum is σ = 24004416. Its totient is φ = 2322816.

The previous prime is 8130191. The next prime is 8130193. The reversal of 8130192 is 2910318.

8130192 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (8130191) and next prime (8130193).

It is a super-2 number, since 2×81301922 = 132200043913728, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (8130191) 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, 11763 + ... + 12434.

Almost surely, 28130192 is an apocalyptic number.

It is an amenable number.

8130192 is an abundant number, since it is smaller than the sum of its proper divisors (15874224).

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

8130192 is a wasteful number, since it uses less digits than its factorization.

8130192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24215 (or 24209 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 8130192 is about 2851.3491543478. The cubic root of 8130192 is about 201.0791005717.

The spelling of 8130192 in words is "eight million, one hundred thirty thousand, one hundred ninety-two".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 84 112 168 336 24197 48394 72591 96788 145182 169379 193576 290364 338758 387152 508137 580728 677516 1016274 1161456 1355032 2032548 2710064 4065096 8130192