Search a number
-
+
149000480 = 2553725169
BaseRepresentation
bin10001110000110…
…01000100100000
3101101101000020022
420320121010200
5301121003410
622441333012
73456324506
oct1070310440
9341330208
10149000480
117711a2a2
1241a97168
1324b3bc85
1415b08676
15d133455
hex8e19120

149000480 has 48 divisors (see below), whose sum is σ = 361541880. Its totient is φ = 57987072.

The previous prime is 149000479. The next prime is 149000497. The reversal of 149000480 is 84000941.

It can be written as a sum of positive squares in 4 ways, for example, as 129322384 + 19678096 = 11372^2 + 4436^2 .

It is a super-2 number, since 2×1490004802 = 44402286080460800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6665 + ... + 18504.

Almost surely, 2149000480 is an apocalyptic number.

149000480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

149000480 is an abundant number, since it is smaller than the sum of its proper divisors (212541400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

149000480 is a wasteful number, since it uses less digits than its factorization.

149000480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25221 (or 25213 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 149000480 is about 12206.5752772840. The cubic root of 149000480 is about 530.1464885217.

The spelling of 149000480 in words is "one hundred forty-nine million, four hundred eighty", and thus it is an aban number.

Divisors: 1 2 4 5 8 10 16 20 32 37 40 74 80 148 160 185 296 370 592 740 1184 1480 2960 5920 25169 50338 100676 125845 201352 251690 402704 503380 805408 931253 1006760 1862506 2013520 3725012 4027040 4656265 7450024 9312530 14900048 18625060 29800096 37250120 74500240 149000480