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153270030440 = 23531191228519
BaseRepresentation
bin1000111010111110011…
…0110001000001101000
3112122121122121021100002
42032233212301001220
510002344111433230
6154224500402132
714034113522462
oct2165746610150
9478548537302
10153270030440
115a001a3344a
12258559a6348
13115b7b9a607
1475bdba9132
153ec0c12545
hex23af9b1068

153270030440 has 32 divisors (see below), whose sum is σ = 344968416000. Its totient is φ = 61288305984.

The previous prime is 153270030439. The next prime is 153270030449. The reversal of 153270030440 is 44030072351.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (153270030449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 489500 + ... + 739019.

It is an arithmetic number, because the mean of its divisors is an integer number (10780263000).

Almost surely, 2153270030440 is an apocalyptic number.

153270030440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

153270030440 is an abundant number, since it is smaller than the sum of its proper divisors (191698385560).

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

153270030440 is a wasteful number, since it uses less digits than its factorization.

153270030440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1231649 (or 1231645 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 29.

The spelling of 153270030440 in words is "one hundred fifty-three billion, two hundred seventy million, thirty thousand, four hundred forty".

Divisors: 1 2 4 5 8 10 20 40 3119 6238 12476 15595 24952 31190 62380 124760 1228519 2457038 4914076 6142595 9828152 12285190 24570380 49140760 3831750761 7663501522 15327003044 19158753805 30654006088 38317507610 76635015220 153270030440