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30241411440 = 2435811155371
BaseRepresentation
bin11100001010100001…
…110101000101110000
32220001120112212121120
4130022201311011300
5443413300131230
621520454222240
72120260520202
oct341241650560
986046485546
1030241411440
1111909541019
125a3b954980
132b0c3bb4c6
14166c52a772
15bbee13310
hex70a875170

30241411440 has 80 divisors (see below), whose sum is σ = 93864575616. Its totient is φ = 8054380800.

The previous prime is 30241411433. The next prime is 30241411463. The reversal of 30241411440 is 4411414203.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 30241411440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116955 + ... + 272325.

Almost surely, 230241411440 is an apocalyptic number.

30241411440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30241411440 is an abundant number, since it is smaller than the sum of its proper divisors (63623164176).

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

30241411440 is a wasteful number, since it uses less digits than its factorization.

30241411440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156198 (or 156192 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 30241411440 its reverse (4411414203), we get a palindrome (34652825643).

The spelling of 30241411440 in words is "thirty billion, two hundred forty-one million, four hundred eleven thousand, four hundred forty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 811 1622 2433 3244 4055 4866 6488 8110 9732 12165 12976 16220 19464 24330 32440 38928 48660 64880 97320 155371 194640 310742 466113 621484 776855 932226 1242968 1553710 1864452 2330565 2485936 3107420 3728904 4661130 6214840 7457808 9322260 12429680 18644520 37289040 126005881 252011762 378017643 504023524 630029405 756035286 1008047048 1260058810 1512070572 1890088215 2016094096 2520117620 3024141144 3780176430 5040235240 6048282288 7560352860 10080470480 15120705720 30241411440