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2992199401 = 19228792
BaseRepresentation
bin1011001001011001…
…0101011011101001
321201112100110221001
42302112111123221
522112000340101
61212525115001
7134102163262
oct26226253351
97645313831
102992199401
1112a6022774
126b60b8a61
13388bb2ab9
14205575969
15127a52901
hexb25956e9

2992199401 has 9 divisors (see below), whose sum is σ = 3159069501. Its totient is φ = 2833730604.

The previous prime is 2992199383. The next prime is 2992199407. The reversal of 2992199401 is 1049912992.

The square root of 2992199401 is 54701.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 2992199401 - 29 = 2992198889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2992199407) 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 8 ways as a sum of consecutive naturals, for example, 1037880 + ... + 1040758.

Almost surely, 22992199401 is an apocalyptic number.

2992199401 is the 54701-st square number.

2992199401 is the 27351-st centered octagonal number.

It is an amenable number.

2992199401 is a deficient number, since it is larger than the sum of its proper divisors (166870100).

2992199401 is an frugal number, since it uses more digits than its factorization.

2992199401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5796 (or 2898 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 46.

The cubic root of 2992199401 is about 1440.9984396662.

Multiplying 2992199401 by its product of nonzero digits (104976), we get a square (314109124319376 = 177231242).

The spelling of 2992199401 in words is "two billion, nine hundred ninety-two million, one hundred ninety-nine thousand, four hundred one".

Divisors: 1 19 361 2879 54701 1039319 8288641 157484179 2992199401