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148107669 = 3292471249
BaseRepresentation
bin10001101001111…
…11000110010101
3101022200122112020
420310333012111
5300403421134
622410243353
73445615533
oct1064770625
9338618466
10148107669
117666a536
1241726559
13248b8798
1415955153
15d008b49
hex8d3f195

148107669 has 24 divisors (see below), whose sum is σ = 209040000. Its totient is φ = 93230592.

The previous prime is 148107667. The next prime is 148107719. The reversal of 148107669 is 966701841.

It is not a de Polignac number, because 148107669 - 21 = 148107667 is a prime.

It is a super-2 number, since 2×1481076692 = 43871763233227122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 148107669.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148107667) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 117957 + ... + 119205.

It is an arithmetic number, because the mean of its divisors is an integer number (8710000).

Almost surely, 2148107669 is an apocalyptic number.

It is an amenable number.

148107669 is a deficient number, since it is larger than the sum of its proper divisors (60932331).

148107669 is a wasteful number, since it uses less digits than its factorization.

148107669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1357 (or 1328 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 148107669 is about 12169.9494247100. The cubic root of 148107669 is about 529.0854871177.

The spelling of 148107669 in words is "one hundred forty-eight million, one hundred seven thousand, six hundred sixty-nine".

Divisors: 1 3 29 47 87 141 841 1249 1363 2523 3747 4089 36221 39527 58703 108663 118581 176109 1050409 1702387 3151227 5107161 49369223 148107669