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30401141444 = 2219420195219
BaseRepresentation
bin11100010100000011…
…001001101011000100
32220110201002222222122
4130110003021223010
5444230143011234
621544401545112
72124240303302
oct342403115304
986421088878
1030401141444
1111990719593
125a85345198
132b365160bb
141685829272
15bcde6592e
hex7140c9ac4

30401141444 has 24 divisors (see below), whose sum is σ = 56016021600. Its totient is φ = 14396961600.

The previous prime is 30401141443. The next prime is 30401141483. The reversal of 30401141444 is 44414110403.

It is not an unprimeable number, because it can be changed into a prime (30401141443) 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, 271667 + ... + 366885.

It is an arithmetic number, because the mean of its divisors is an integer number (2334000900).

Almost surely, 230401141444 is an apocalyptic number.

It is an amenable number.

30401141444 is a deficient number, since it is larger than the sum of its proper divisors (25614880156).

30401141444 is a wasteful number, since it uses less digits than its factorization.

30401141444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99443 (or 99441 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 30401141444 its reverse (44414110403), we get a palindrome (74815251847).

The spelling of 30401141444 in words is "thirty billion, four hundred one million, one hundred forty-one thousand, four hundred forty-four".

Divisors: 1 2 4 19 38 76 4201 8402 16804 79819 95219 159638 190438 319276 380876 1809161 3618322 7236644 400015019 800030038 1600060076 7600285361 15200570722 30401141444