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2743418990 = 251397217559
BaseRepresentation
bin1010001110000101…
…0100000001101110
321002012020010100202
42203201110001232
521104303401430
61132120553502
7124661451044
oct24341240156
97065203322
102743418990
111188652324
12646922892
133494a9560
141c04d6394
15110caed45
hexa385406e

2743418990 has 32 divisors (see below), whose sum is σ = 5372861760. Its totient is φ = 1002507264.

The previous prime is 2743418981. The next prime is 2743419011. The reversal of 2743418990 is 998143472.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96170 + ... + 121389.

It is an arithmetic number, because the mean of its divisors is an integer number (167901930).

Almost surely, 22743418990 is an apocalyptic number.

2743418990 is a deficient number, since it is larger than the sum of its proper divisors (2629442770).

2743418990 is a wasteful number, since it uses less digits than its factorization.

2743418990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217676.

The product of its (nonzero) digits is 435456, while the sum is 47.

The square root of 2743418990 is about 52377.6573550211. The cubic root of 2743418990 is about 1399.9011818006.

The spelling of 2743418990 in words is "two billion, seven hundred forty-three million, four hundred eighteen thousand, nine hundred ninety".

Divisors: 1 2 5 10 13 26 65 97 130 194 485 970 1261 2522 6305 12610 217559 435118 1087795 2175590 2828267 5656534 14141335 21103223 28282670 42206446 105516115 211032230 274341899 548683798 1371709495 2743418990