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148171413 = 31331122557
BaseRepresentation
bin10001101010011…
…10101010010101
3101022210212222010
420311032222111
5300412441123
622411454433
73446302425
oct1065165225
9338725863
10148171413
1176703415
1241757419
132490b7c0
1415970485
15d01c993
hex8d4ea95

148171413 has 16 divisors (see below), whose sum is σ = 219623936. Its totient is φ = 88240320.

The previous prime is 148171403. The next prime is 148171433. The reversal of 148171413 is 314171841.

148171413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 148171413 - 216 = 148105877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148171403) 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, 60070 + ... + 62487.

It is an arithmetic number, because the mean of its divisors is an integer number (13726496).

Almost surely, 2148171413 is an apocalyptic number.

148171413 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

148171413 is a deficient number, since it is larger than the sum of its proper divisors (71452523).

148171413 is a wasteful number, since it uses less digits than its factorization.

148171413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122604.

The product of its digits is 2688, while the sum is 30.

The square root of 148171413 is about 12172.5680527981. The cubic root of 148171413 is about 529.1613805274.

The spelling of 148171413 in words is "one hundred forty-eight million, one hundred seventy-one thousand, four hundred thirteen".

Divisors: 1 3 13 31 39 93 403 1209 122557 367671 1593241 3799267 4779723 11397801 49390471 148171413