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153046240 = 2551756267
BaseRepresentation
bin10010001111101…
…00110011100000
3101122222112222021
421013310303200
5303134434430
623104151224
73535604644
oct1107646340
9348875867
10153046240
11794329a6
1243308514
1325927609
141647cc24
15d68207a
hex91f4ce0

153046240 has 48 divisors (see below), whose sum is σ = 382847472. Its totient is φ = 57616384.

The previous prime is 153046213. The next prime is 153046277. The reversal of 153046240 is 42640351.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25414 + ... + 30853.

It is an arithmetic number, because the mean of its divisors is an integer number (7975989).

Almost surely, 2153046240 is an apocalyptic number.

153046240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

153046240 is an abundant number, since it is smaller than the sum of its proper divisors (229801232).

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

153046240 is a wasteful number, since it uses less digits than its factorization.

153046240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56299 (or 56291 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 153046240 is about 12371.1858768673. The cubic root of 153046240 is about 534.9019996930.

Adding to 153046240 its reverse (42640351), we get a palindrome (195686591).

The spelling of 153046240 in words is "one hundred fifty-three million, forty-six thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 16 17 20 32 34 40 68 80 85 136 160 170 272 340 544 680 1360 2720 56267 112534 225068 281335 450136 562670 900272 956539 1125340 1800544 1913078 2250680 3826156 4501360 4782695 7652312 9002720 9565390 15304624 19130780 30609248 38261560 76523120 153046240