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13554212025531 = 311339982926329
BaseRepresentation
bin1100010100111101010111…
…1111100011010010111011
31202222202210100012110221110
43011033111333203102323
53234033011234304111
644454415151411403
72566155003161442
oct305172577432273
952882710173843
1013554212025531
114356344370381
12162aa92223b63
137742063a23b8
1434c055121d59
151878998175a6
hexc53d5fe34bb

13554212025531 has 8 divisors (see below), whose sum is σ = 18232214406480. Its totient is φ = 8956175497472.

The previous prime is 13554212025517. The next prime is 13554212025533. The reversal of 13554212025531 is 13552021245531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13554212025531 - 25 = 13554212025499 is a prime.

It is a super-2 number, since 2×135542120255312 (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13554212025531.

It is not an unprimeable number, because it can be changed into a prime (13554212025533) 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, 19991462826 + ... + 19991463503.

It is an arithmetic number, because the mean of its divisors is an integer number (2279026800810).

Almost surely, 213554212025531 is an apocalyptic number.

13554212025531 is a deficient number, since it is larger than the sum of its proper divisors (4678002380949).

13554212025531 is a wasteful number, since it uses less digits than its factorization.

13554212025531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39982926445.

The product of its (nonzero) digits is 180000, while the sum is 39.

The spelling of 13554212025531 in words is "thirteen trillion, five hundred fifty-four billion, two hundred twelve million, twenty-five thousand, five hundred thirty-one".

Divisors: 1 3 113 339 39982926329 119948778987 4518070675177 13554212025531