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9930312401051 = 71418616057293
BaseRepresentation
bin1001000010000001010010…
…1111100100000010011011
31022011022212112201102122002
42100200110233210002123
52300144234433313201
633041531133551215
72043304253464010
oct220402457440233
938138775642562
109930312401051
113189470516539
12114468964550b
13570569661383
142648b5bd7707
1512349be9076b
hex90814be409b

9930312401051 has 4 divisors (see below), whose sum is σ = 11348928458352. Its totient is φ = 8511696343752.

The previous prime is 9930312401011. The next prime is 9930312401099. The reversal of 9930312401051 is 1501042130399.

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

It is a de Polignac number, because none of the positive numbers 2k-9930312401051 is a prime.

It is a super-2 number, since 2×99303124010512 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9930312400996 and 9930312401014.

It is not an unprimeable number, because it can be changed into a prime (9930312401011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 709308028640 + ... + 709308028653.

It is an arithmetic number, because the mean of its divisors is an integer number (2837232114588).

Almost surely, 29930312401051 is an apocalyptic number.

9930312401051 is a deficient number, since it is larger than the sum of its proper divisors (1418616057301).

9930312401051 is a wasteful number, since it uses less digits than its factorization.

9930312401051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1418616057300.

The product of its (nonzero) digits is 29160, while the sum is 38.

The spelling of 9930312401051 in words is "nine trillion, nine hundred thirty billion, three hundred twelve million, four hundred one thousand, fifty-one".

Divisors: 1 7 1418616057293 9930312401051