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2555142451 = 4754364733
BaseRepresentation
bin1001100001001100…
…0110000100110011
320121001221200111121
42120103012010303
520213104024301
61101313323111
7120214231621
oct23023060463
96531850447
102555142451
1110a1347384
125b3866497
13319498414
141a34c6511
15ee4be3a1
hex984c6133

2555142451 has 4 divisors (see below), whose sum is σ = 2609507232. Its totient is φ = 2500777672.

The previous prime is 2555142437. The next prime is 2555142461. The reversal of 2555142451 is 1542415552.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2555142451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2555142461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27182320 + ... + 27182413.

It is an arithmetic number, because the mean of its divisors is an integer number (652376808).

Almost surely, 22555142451 is an apocalyptic number.

2555142451 is a deficient number, since it is larger than the sum of its proper divisors (54364781).

2555142451 is an equidigital number, since it uses as much as digits as its factorization.

2555142451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54364780.

The product of its digits is 40000, while the sum is 34.

The square root of 2555142451 is about 50548.4168990484. The cubic root of 2555142451 is about 1367.1149707612.

The spelling of 2555142451 in words is "two billion, five hundred fifty-five million, one hundred forty-two thousand, four hundred fifty-one".

Divisors: 1 47 54364733 2555142451