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3490817460 = 2235134475407
BaseRepresentation
bin1101000000010001…
…1010010110110100
3100000021120220022120
43100010122112310
524122122124320
61334220155540
7152335313244
oct32004322664
910007526276
103490817460
111531525909
12815098bb0
134382a2b80
1425188bb24
151566e6440
hexd011a5b4

3490817460 has 48 divisors (see below), whose sum is σ = 10526159616. Its totient is φ = 859277952.

The previous prime is 3490817437. The next prime is 3490817467. The reversal of 3490817460 is 647180943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3490817467) by changing a digit.

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, 2236924 + ... + 2238483.

It is an arithmetic number, because the mean of its divisors is an integer number (219294992).

Almost surely, 23490817460 is an apocalyptic number.

3490817460 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3490817460 is an abundant number, since it is smaller than the sum of its proper divisors (7035342156).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3490817460 is a wasteful number, since it uses less digits than its factorization.

3490817460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4475432 (or 4475430 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 3490817460 is about 59083.1402347573. The cubic root of 3490817460 is about 1516.9655325911.

The spelling of 3490817460 in words is "three billion, four hundred ninety million, eight hundred seventeen thousand, four hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 13 15 20 26 30 39 52 60 65 78 130 156 195 260 390 780 4475407 8950814 13426221 17901628 22377035 26852442 44754070 53704884 58180291 67131105 89508140 116360582 134262210 174540873 232721164 268524420 290901455 349081746 581802910 698163492 872704365 1163605820 1745408730 3490817460