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148239119 = 7121717401
BaseRepresentation
bin10001101010111…
…11001100001111
3101022221022211202
420311133030033
5300422122434
622413140115
73450004010
oct1065371417
9338838752
10148239119
117674a276
124178a63b
1324933572
141598b007
15d032a7e
hex8d5f30f

148239119 has 8 divisors (see below), whose sum is σ = 169565088. Its totient is φ = 126950400.

The previous prime is 148239109. The next prime is 148239127. The reversal of 148239119 is 911932841.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 148239119 - 28 = 148238863 is a prime.

It is a super-2 number, since 2×1482391192 = 43949672803792322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148239109) 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, 182 + ... + 17219.

It is an arithmetic number, because the mean of its divisors is an integer number (21195636).

Almost surely, 2148239119 is an apocalyptic number.

148239119 is a deficient number, since it is larger than the sum of its proper divisors (21325969).

148239119 is a wasteful number, since it uses less digits than its factorization.

148239119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18625.

The product of its digits is 15552, while the sum is 38.

The square root of 148239119 is about 12175.3488245717. The cubic root of 148239119 is about 529.2419672480.

The spelling of 148239119 in words is "one hundred forty-eight million, two hundred thirty-nine thousand, one hundred nineteen".

Divisors: 1 7 1217 8519 17401 121807 21177017 148239119