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148044933 = 3231217117
BaseRepresentation
bin10001101001011…
…11110010000101
3101022120110110200
420310233302011
5300344414213
622405041113
73445234611
oct1064576205
9338513420
10148044933
1176627393
12416b6199
132489606a
141593a341
15cee5273
hex8d2fc85

148044933 has 18 divisors (see below), whose sum is σ = 220976262. Its totient is φ = 95507280.

The previous prime is 148044907. The next prime is 148044937. The reversal of 148044933 is 339440841.

148044933 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 76422564 + 71622369 = 8742^2 + 8463^2 .

It is not a de Polignac number, because 148044933 - 25 = 148044901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148044937) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 91 + ... + 17207.

It is an arithmetic number, because the mean of its divisors is an integer number (12276459).

Almost surely, 2148044933 is an apocalyptic number.

It is an amenable number.

148044933 is a deficient number, since it is larger than the sum of its proper divisors (72931329).

148044933 is a wasteful number, since it uses less digits than its factorization.

148044933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17185 (or 17151 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 148044933 is about 12167.3716553741. The cubic root of 148044933 is about 529.0107725647.

The spelling of 148044933 in words is "one hundred forty-eight million, forty-four thousand, nine hundred thirty-three".

Divisors: 1 3 9 31 93 279 961 2883 8649 17117 51351 154053 530627 1591881 4775643 16449437 49348311 148044933