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30001005010555 = 560188111332231
BaseRepresentation
bin1101101001001001001110…
…01111110001111001111011
310221020001211121210120210021
412310210213033301321323
512413014024240314210
6143450134344031311
76214333605006145
oct664444717617173
9127201747716707
1030001005010555
11961739a227397
12344648ba62537
13139810c711c57
1475a0b0a3dc95
153705dd149bda
hex1b49273f1e7b

30001005010555 has 16 divisors (see below), whose sum is σ = 36102043389888. Its totient is φ = 23933669760000.

The previous prime is 30001005010517. The next prime is 30001005010579. The reversal of 30001005010555 is 55501050010003.

It is not a de Polignac number, because 30001005010555 - 241 = 27801981755003 is a prime.

It is a super-2 number, since 2×300010050105552 (a number of 28 digits) contains 22 as substring.

It is a Duffinian 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, 3018711 + ... + 8313520.

It is an arithmetic number, because the mean of its divisors is an integer number (2256377711868).

Almost surely, 230001005010555 is an apocalyptic number.

30001005010555 is a deficient number, since it is larger than the sum of its proper divisors (6101038379333).

30001005010555 is a wasteful number, since it uses less digits than its factorization.

30001005010555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11333718.

The product of its (nonzero) digits is 1875, while the sum is 25.

Adding to 30001005010555 its reverse (55501050010003), we get a palindrome (85502055020558).

The spelling of 30001005010555 in words is "thirty trillion, one billion, five million, ten thousand, five hundred fifty-five".

Divisors: 1 5 601 881 3005 4405 529481 2647405 11332231 56661155 6810670831 9983695511 34053354155 49918477555 6000201002111 30001005010555