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149119950 = 23527142019
BaseRepresentation
bin10001110001101…
…10001111001110
3101101121002010010
420320312033032
5301133314300
622444054050
73460333020
oct1070661716
9341532103
10149119950
11771a1031
1241b34326
1324b81475
1415b3a010
15d158a50
hex8e363ce

149119950 has 48 divisors (see below), whose sum is σ = 422651520. Its totient is φ = 34084320.

The previous prime is 149119933. The next prime is 149119969. The reversal of 149119950 is 59911941.

It is a super-3 number, since 3×1491199503 (a number of 25 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 149119899 and 149119908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69960 + ... + 72059.

It is an arithmetic number, because the mean of its divisors is an integer number (8805240).

Almost surely, 2149119950 is an apocalyptic number.

149119950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

149119950 is an abundant number, since it is smaller than the sum of its proper divisors (273531570).

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

149119950 is a wasteful number, since it uses less digits than its factorization.

149119950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142041 (or 142036 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 39.

The square root of 149119950 is about 12211.4679707233. The cubic root of 149119950 is about 530.2881428317.

The spelling of 149119950 in words is "one hundred forty-nine million, one hundred nineteen thousand, nine hundred fifty".

Divisors: 1 2 3 5 6 7 10 14 15 21 25 30 35 42 50 70 75 105 150 175 210 350 525 1050 142019 284038 426057 710095 852114 994133 1420190 1988266 2130285 2982399 3550475 4260570 4970665 5964798 7100950 9941330 10651425 14911995 21302850 24853325 29823990 49706650 74559975 149119950