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30355559929744 = 24721967712
BaseRepresentation
bin1101110011011101101000…
…10111011101011110010000
310222110222000011102122121221
412321232310113131132100
512434321141320222434
6144321052434254424
76252055034051200
oct671566427353620
9128428004378557
1030355559929744
1197437a2237965
1234a313b727414
1313c2694b7551a
1476d3073d6400
1537993eed92b4
hex1b9bb45dd790

30355559929744 has 45 divisors (see below), whose sum is σ = 68416514017371. Its totient is φ = 13009459569120.

The previous prime is 30355559929699. The next prime is 30355559929789. The reversal of 30355559929744 is 44792995555303.

It is a happy number.

The square root of 30355559929744 is 5509588.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (30355559929699) and next prime (30355559929789).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 154170079 + ... + 154366849.

Almost surely, 230355559929744 is an apocalyptic number.

30355559929744 is the 5509588-th square number.

It is an amenable number.

30355559929744 is an abundant number, since it is smaller than the sum of its proper divisors (38060954087627).

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

30355559929744 is an frugal number, since it uses more digits than its factorization.

30355559929744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393564 (or 196780 counting only the distinct ones).

The product of its (nonzero) digits is 918540000, while the sum is 70.

The spelling of 30355559929744 in words is "thirty trillion, three hundred fifty-five billion, five hundred fifty-nine million, nine hundred twenty-nine thousand, seven hundred forty-four".

Divisors: 1 2 4 7 8 14 16 28 49 56 98 112 196 392 784 196771 393542 787084 1377397 1574168 2754794 3148336 5509588 9641779 11019176 19283558 22038352 38567116 77134232 154268464 38718826441 77437652882 154875305764 271031785087 309750611528 542063570174 619501223056 1084127140348 1897222495609 2168254280696 3794444991218 4336508561392 7588889982436 15177779964872 30355559929744