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148701274 = 2671816131
BaseRepresentation
bin10001101110100…
…00000001011010
3101100210210210121
420313100001122
5301031420044
622431103454
73453640261
oct1067200132
9340723717
10148701274
1176a35517
1241971b8a
1324a65a27
1415a6b5d8
15d0c4984
hex8dd005a

148701274 has 16 divisors (see below), whose sum is σ = 227668896. Its totient is φ = 72824400.

The previous prime is 148701271. The next prime is 148701281. The reversal of 148701274 is 472107841.

It is a super-2 number, since 2×1487012742 = 44224137778446152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (148701271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21189 + ... + 27319.

It is an arithmetic number, because the mean of its divisors is an integer number (14229306).

Almost surely, 2148701274 is an apocalyptic number.

148701274 is a deficient number, since it is larger than the sum of its proper divisors (78967622).

148701274 is a wasteful number, since it uses less digits than its factorization.

148701274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6381.

The product of its (nonzero) digits is 12544, while the sum is 34.

The square root of 148701274 is about 12194.3131827914. The cubic root of 148701274 is about 529.7913905490.

The spelling of 148701274 in words is "one hundred forty-eight million, seven hundred one thousand, two hundred seventy-four".

Divisors: 1 2 67 134 181 362 6131 12127 12262 24254 410777 821554 1109711 2219422 74350637 148701274