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2642260553131 = 55812151722003
BaseRepresentation
bin100110011100110011000…
…000000110110110101011
3100100121010200101102212211
4212130303000012312223
5321242322200200011
65341500541345551
7361616452062553
oct46346300066653
910317120342784
102642260553131
11929638220451
123681078682b7
131622196b7424
1491c59622163
1548ae8010b21
hex26733006dab

2642260553131 has 8 divisors (see below), whose sum is σ = 2642976925904. Its totient is φ = 2641544278560.

The previous prime is 2642260553123. The next prime is 2642260553213. The reversal of 2642260553131 is 1313550622462.

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 2642260553131 - 23 = 2642260553123 is a prime.

It is a super-2 number, since 2×26422605531312 (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2642260553831) 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, 120075376 + ... + 120097378.

It is an arithmetic number, because the mean of its divisors is an integer number (330372115738).

Almost surely, 22642260553131 is an apocalyptic number.

2642260553131 is a deficient number, since it is larger than the sum of its proper divisors (716372773).

2642260553131 is a wasteful number, since it uses less digits than its factorization.

2642260553131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49101.

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 2642260553131 in words is "two trillion, six hundred forty-two billion, two hundred sixty million, five hundred fifty-three thousand, one hundred thirty-one".

Divisors: 1 5581 21517 22003 120086377 122798743 473438551 2642260553131