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148165039 = 1113469549
BaseRepresentation
bin10001101010011…
…01000110101111
3101022210120020001
420311031012233
5300412240124
622411405131
73446245021
oct1065150657
9338716201
10148165039
11766a9650
12417537a7
1324908929
141596c011
15d01ab44
hex8d4d1af

148165039 has 4 divisors (see below), whose sum is σ = 161634600. Its totient is φ = 134695480.

The previous prime is 148165019. The next prime is 148165063. The reversal of 148165039 is 930561841.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 148165039 - 25 = 148165007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 148164989 and 148165007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148165019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6734764 + ... + 6734785.

It is an arithmetic number, because the mean of its divisors is an integer number (40408650).

Almost surely, 2148165039 is an apocalyptic number.

148165039 is a deficient number, since it is larger than the sum of its proper divisors (13469561).

148165039 is a wasteful number, since it uses less digits than its factorization.

148165039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13469560.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 148165039 is about 12172.3062317705. The cubic root of 148165039 is about 529.1537926422.

The spelling of 148165039 in words is "one hundred forty-eight million, one hundred sixty-five thousand, thirty-nine".

Divisors: 1 11 13469549 148165039