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153040550 = 25213235447
BaseRepresentation
bin10010001111100…
…11011010100110
3101122222021011112
421013303122212
5303134244200
623104105022
73535552235
oct1107633246
9348867145
10153040550
11794296a3
1243305172
1325924b50
141647ab1c
15d680535
hex91f36a6

153040550 has 24 divisors (see below), whose sum is σ = 306553296. Its totient is φ = 56507040.

The previous prime is 153040549. The next prime is 153040567. The reversal of 153040550 is 55040351.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117074 + ... + 118373.

It is an arithmetic number, because the mean of its divisors is an integer number (12773054).

Almost surely, 2153040550 is an apocalyptic number.

153040550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

153040550 is an abundant number, since it is smaller than the sum of its proper divisors (153512746).

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

153040550 is a wasteful number, since it uses less digits than its factorization.

153040550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235472 (or 235467 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 153040550 is about 12370.9559048604. The cubic root of 153040550 is about 534.8953706941.

The spelling of 153040550 in words is "one hundred fifty-three million, forty thousand, five hundred fifty".

Divisors: 1 2 5 10 13 25 26 50 65 130 325 650 235447 470894 1177235 2354470 3060811 5886175 6121622 11772350 15304055 30608110 76520275 153040550