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148188116 = 221710919993
BaseRepresentation
bin10001101010100…
…10101111010100
3101022211201212202
420311102233110
5300414004431
622412104032
73446402216
oct1065225724
9338751782
10148188116
1176714a1a
1241765018
132491629b
14159765b6
15d0228cb
hex8d52bd4

148188116 has 24 divisors (see below), whose sum is σ = 277116840. Its totient is φ = 69092352.

The previous prime is 148188113. The next prime is 148188119. The reversal of 148188116 is 611881841.

148188116 is digitally balanced in base 2, 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 (148188113) and next prime (148188119).

It can be written as a sum of positive squares in 4 ways, for example, as 59752900 + 88435216 = 7730^2 + 9404^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 148188116.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148188113) 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, 2585 + ... + 17408.

It is an arithmetic number, because the mean of its divisors is an integer number (11546535).

Almost surely, 2148188116 is an apocalyptic number.

It is an amenable number.

148188116 is a deficient number, since it is larger than the sum of its proper divisors (128928724).

148188116 is a wasteful number, since it uses less digits than its factorization.

148188116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20123 (or 20121 counting only the distinct ones).

The product of its digits is 12288, while the sum is 38.

The square root of 148188116 is about 12173.2541253356. The cubic root of 148188116 is about 529.1812634685.

The spelling of 148188116 in words is "one hundred forty-eight million, one hundred eighty-eight thousand, one hundred sixteen".

Divisors: 1 2 4 17 34 68 109 218 436 1853 3706 7412 19993 39986 79972 339881 679762 1359524 2179237 4358474 8716948 37047029 74094058 148188116