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3103661690 = 25347894427
BaseRepresentation
bin1011100011111110…
…0001111001111010
322000022002100102222
42320333201321322
522324014133230
61231550124042
7136624455233
oct27077417172
98008070388
103103661690
111352a32a68
127274b0622
133a600a90c
142162ac08a
1513271d6e5
hexb8fe1e7a

3103661690 has 16 divisors (see below), whose sum is σ = 5602696992. Its totient is φ = 1237885584.

The previous prime is 3103661669. The next prime is 3103661707. The reversal of 3103661690 is 961663013.

It is a super-2 number, since 2×31036616902 = 19265431771947312200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3103661690.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 443744 + ... + 450683.

It is an arithmetic number, because the mean of its divisors is an integer number (350168562).

Almost surely, 23103661690 is an apocalyptic number.

3103661690 is a deficient number, since it is larger than the sum of its proper divisors (2499035302).

3103661690 is a wasteful number, since it uses less digits than its factorization.

3103661690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894781.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 3103661690 is about 55710.5168706951. The cubic root of 3103661690 is about 1458.6736077011.

The spelling of 3103661690 in words is "three billion, one hundred three million, six hundred sixty-one thousand, six hundred ninety".

Divisors: 1 2 5 10 347 694 1735 3470 894427 1788854 4472135 8944270 310366169 620732338 1551830845 3103661690