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2930670143 = 19236706339
BaseRepresentation
bin1010111010101110…
…0111101000111111
321120020120110122122
42232223213220333
522000222421033
61202450233155
7132424166552
oct25653475077
97506513578
102930670143
111274317945
126995857bb
1337921ba5b
141db31a699
1512244ba98
hexaeae7a3f

2930670143 has 8 divisors (see below), whose sum is σ = 3219043200. Its totient is φ = 2655709848.

The previous prime is 2930670133. The next prime is 2930670163. The reversal of 2930670143 is 3410760392.

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

It is a cyclic number.

It is not a de Polignac number, because 2930670143 - 26 = 2930670079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2930670133) 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, 3352733 + ... + 3353606.

It is an arithmetic number, because the mean of its divisors is an integer number (402380400).

Almost surely, 22930670143 is an apocalyptic number.

2930670143 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2930670143 is a deficient number, since it is larger than the sum of its proper divisors (288373057).

2930670143 is a wasteful number, since it uses less digits than its factorization.

2930670143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6706381.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 2930670143 is about 54135.6642427153. The cubic root of 2930670143 is about 1431.0527633268.

The spelling of 2930670143 in words is "two billion, nine hundred thirty million, six hundred seventy thousand, one hundred forty-three".

Divisors: 1 19 23 437 6706339 127420441 154245797 2930670143