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148590430190 = 25421253913901
BaseRepresentation
bin1000101001100010101…
…1100000011111101110
3112012112112002221121022
42022120223200133232
54413303122231230
6152132252334142
713510131550166
oct2123053403756
9465475087538
10148590430190
1158020473524
122496a774352
131102052cb97
1472984ab5a6
153ce9e991e5
hex2298ae07ee

148590430190 has 32 divisors (see below), whose sum is σ = 268222963680. Its totient is φ = 59267376000.

The previous prime is 148590430189. The next prime is 148590430213. The reversal of 148590430190 is 91034095841.

148590430190 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1485904301902 (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10682240 + ... + 10696140.

It is an arithmetic number, because the mean of its divisors is an integer number (8381967615).

Almost surely, 2148590430190 is an apocalyptic number.

148590430190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

148590430190 is a deficient number, since it is larger than the sum of its proper divisors (119632533490).

148590430190 is a wasteful number, since it uses less digits than its factorization.

148590430190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16868.

The product of its (nonzero) digits is 155520, while the sum is 44.

The spelling of 148590430190 in words is "one hundred forty-eight billion, five hundred ninety million, four hundred thirty thousand, one hundred ninety".

Divisors: 1 2 5 10 421 842 2105 2539 4210 5078 12695 13901 25390 27802 69505 139010 1068919 2137838 5344595 5852321 10689190 11704642 29261605 35294639 58523210 70589278 176473195 352946390 14859043019 29718086038 74295215095 148590430190