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148202061 = 378385027
BaseRepresentation
bin10001101010101…
…10001001001101
3101022212110000020
420311112021031
5300414431221
622412252353
73446460660
oct1065261115
9338773006
10148202061
1176724447
12417710b9
132491c737
141597b6d7
15d026ac6
hex8d5624d

148202061 has 16 divisors (see below), whose sum is σ = 228555264. Its totient is φ = 83665584.

The previous prime is 148202059. The next prime is 148202083. The reversal of 148202061 is 160202841.

It is not a de Polignac number, because 148202061 - 21 = 148202059 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148202011) 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 15 ways as a sum of consecutive naturals, for example, 40771 + ... + 44256.

It is an arithmetic number, because the mean of its divisors is an integer number (14284704).

Almost surely, 2148202061 is an apocalyptic number.

It is an amenable number.

148202061 is a deficient number, since it is larger than the sum of its proper divisors (80353203).

148202061 is an equidigital number, since it uses as much as digits as its factorization.

148202061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85120.

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 148202061 is about 12173.8268839342. The cubic root of 148202061 is about 529.1978621933.

The spelling of 148202061 in words is "one hundred forty-eight million, two hundred two thousand, sixty-one".

Divisors: 1 3 7 21 83 249 581 1743 85027 255081 595189 1785567 7057241 21171723 49400687 148202061