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152231030444 = 2267568026233
BaseRepresentation
bin1000110111000110101…
…1010010111010101100
3112112221020112121021202
42031301223102322230
54443232120433234
6153533423145032
713666266260123
oct2156153227254
9475836477252
10152231030444
11596194a2369
1225605a45178
1311480856b0c
147521bc8aba
153e5e8ca77e
hex2371ad2eac

152231030444 has 12 divisors (see below), whose sum is σ = 270380487384. Its totient is φ = 74979462624.

The previous prime is 152231030411. The next prime is 152231030453. The reversal of 152231030444 is 444030132251.

It is a super-3 number, since 3×1522310304443 (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284012849 + ... + 284013384.

It is an arithmetic number, because the mean of its divisors is an integer number (22531707282).

Almost surely, 2152231030444 is an apocalyptic number.

It is an amenable number.

152231030444 is a deficient number, since it is larger than the sum of its proper divisors (118149456940).

152231030444 is a wasteful number, since it uses less digits than its factorization.

152231030444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568026304 (or 568026302 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 152231030444 its reverse (444030132251), we get a palindrome (596261162695).

The spelling of 152231030444 in words is "one hundred fifty-two billion, two hundred thirty-one million, thirty thousand, four hundred forty-four".

Divisors: 1 2 4 67 134 268 568026233 1136052466 2272104932 38057757611 76115515222 152231030444