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8387930130 = 235299641299
BaseRepresentation
bin1111100111111010…
…11010100000010010
3210122120100222222220
413303331122200102
5114134302231010
63504154241510
7414601141536
oct76375324022
923576328886
108387930130
11361484a068
121761126296
13a38a19988
14598009bc6
153415c7970
hex1f3f5a812

8387930130 has 32 divisors (see below), whose sum is σ = 20825208000. Its totient is φ = 2159650752.

The previous prime is 8387930123. The next prime is 8387930137. The reversal of 8387930130 is 310397838.

It is an interprime number because it is at equal distance from previous prime (8387930123) and next prime (8387930137).

It is not an unprimeable number, because it can be changed into a prime (8387930137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4819780 + ... + 4821519.

It is an arithmetic number, because the mean of its divisors is an integer number (650787750).

Almost surely, 28387930130 is an apocalyptic number.

8387930130 is an abundant number, since it is smaller than the sum of its proper divisors (12437277870).

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

8387930130 is a wasteful number, since it uses less digits than its factorization.

8387930130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9641338.

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 8387930130 is about 91585.6436893905. The cubic root of 8387930130 is about 2031.8186142329.

The spelling of 8387930130 in words is "eight billion, three hundred eighty-seven million, nine hundred thirty thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 29 30 58 87 145 174 290 435 870 9641299 19282598 28923897 48206495 57847794 96412990 144619485 279597671 289238970 559195342 838793013 1397988355 1677586026 2795976710 4193965065 8387930130