Search a number
-
+
148976884 = 2276187223
BaseRepresentation
bin10001110000100…
…11010011110100
3101101022210212101
420320103103310
5301114230014
622441031444
73456165640
oct1070232364
9341283771
10148976884
11771035a1
1241a85584
1324b31304
1415addc20
15d12b474
hex8e134f4

148976884 has 24 divisors (see below), whose sum is σ = 302841728. Its totient is φ = 62799840.

The previous prime is 148976881. The next prime is 148976921. The reversal of 148976884 is 488679841.

It is a happy number.

It is a super-2 number, since 2×1489768842 = 44388223932698912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148976881) 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 7 ways as a sum of consecutive naturals, for example, 41904 + ... + 45319.

Almost surely, 2148976884 is an apocalyptic number.

148976884 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

148976884 is an abundant number, since it is smaller than the sum of its proper divisors (153864844).

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

148976884 is a wasteful number, since it uses less digits than its factorization.

148976884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87295 (or 87293 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 55.

The square root of 148976884 is about 12205.6087107526. The cubic root of 148976884 is about 530.1185020415.

The spelling of 148976884 in words is "one hundred forty-eight million, nine hundred seventy-six thousand, eight hundred eighty-four".

Divisors: 1 2 4 7 14 28 61 122 244 427 854 1708 87223 174446 348892 610561 1221122 2442244 5320603 10641206 21282412 37244221 74488442 148976884