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2930997 = 31951421
BaseRepresentation
bin1011001011100100110101
312111220120110
423023210311
51222242442
6142453233
733625116
oct13134465
95456513
102930997
111722113
12b94219
137b8124
1456420d
153cd69c
hex2cb935

2930997 has 8 divisors (see below), whose sum is σ = 4113760. Its totient is φ = 1851120.

The previous prime is 2930969. The next prime is 2930999. The reversal of 2930997 is 7990392.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2930997 - 27 = 2930869 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 (2930999) 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, 25654 + ... + 25767.

It is an arithmetic number, because the mean of its divisors is an integer number (514220).

22930997 is an apocalyptic number.

It is an amenable number.

2930997 is a deficient number, since it is larger than the sum of its proper divisors (1182763).

2930997 is a wasteful number, since it uses less digits than its factorization.

2930997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51443.

The product of its (nonzero) digits is 30618, while the sum is 39.

The square root of 2930997 is about 1712.0154789020. The cubic root of 2930997 is about 143.1105963016.

The spelling of 2930997 in words is "two million, nine hundred thirty thousand, nine hundred ninety-seven".

Divisors: 1 3 19 57 51421 154263 976999 2930997