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550148190 = 23537495629
BaseRepresentation
bin100000110010101…
…001100001011110
31102100012102102220
4200302221201132
52111314220230
6130331330210
716430116404
oct4062514136
91370172386
10550148190
112625a9529
121342b0966
1389c92a97
14530cb474
1533471d10
hex20ca985e

550148190 has 32 divisors (see below), whose sum is σ = 1356043680. Its totient is φ = 142740864.

The previous prime is 550148177. The next prime is 550148213. The reversal of 550148190 is 91841055.

It is a super-2 number, since 2×5501481902 = 605326061920552200, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 246705 + ... + 248924.

It is an arithmetic number, because the mean of its divisors is an integer number (42376365).

Almost surely, 2550148190 is an apocalyptic number.

550148190 is an abundant number, since it is smaller than the sum of its proper divisors (805895490).

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

550148190 is a wasteful number, since it uses less digits than its factorization.

550148190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495676.

The product of its (nonzero) digits is 7200, while the sum is 33.

The square root of 550148190 is about 23455.2380077457. The cubic root of 550148190 is about 819.3948489741.

The spelling of 550148190 in words is "five hundred fifty million, one hundred forty-eight thousand, one hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 37 74 111 185 222 370 555 1110 495629 991258 1486887 2478145 2973774 4956290 7434435 14868870 18338273 36676546 55014819 91691365 110029638 183382730 275074095 550148190