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7061050055 = 51412210011
BaseRepresentation
bin1101001001101111…
…10001001011000111
3200020002121111201102
412210313301023013
5103430112100210
63124354450315
7336656635523
oct64467611307
920202544642
107061050055
112aa3862464
12145089399b
13886b5cb37
144adaccd83
152b4d77ea5
hex1a4df12c7

7061050055 has 4 divisors (see below), whose sum is σ = 8473260072. Its totient is φ = 5648840040.

The previous prime is 7061050043. The next prime is 7061050057. The reversal of 7061050055 is 5500501607.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5500501607 = 18313004097.

It is a de Polignac number, because none of the positive numbers 2k-7061050055 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7061050057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 706105001 + ... + 706105010.

It is an arithmetic number, because the mean of its divisors is an integer number (2118315018).

Almost surely, 27061050055 is an apocalyptic number.

7061050055 is a deficient number, since it is larger than the sum of its proper divisors (1412210017).

7061050055 is a wasteful number, since it uses less digits than its factorization.

7061050055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1412210016.

The product of its (nonzero) digits is 5250, while the sum is 29.

The square root of 7061050055 is about 84030.0544745748. The cubic root of 7061050055 is about 1918.4762627598.

The spelling of 7061050055 in words is "seven billion, sixty-one million, fifty thousand, fifty-five".

Divisors: 1 5 1412210011 7061050055