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17124240740 = 2252929524553
BaseRepresentation
bin11111111001010111…
…10010110101100100
31122012102021120011112
433330223302311210
5240032301200430
611511115524152
71144232434055
oct177453626544
948172246145
1017124240740
117298207582
12339aa59658
1317cb973639
14b863c072c
156a3569195
hex3fcaf2d64

17124240740 has 24 divisors (see below), whose sum is σ = 37200938040. Its totient is φ = 6613499648.

The previous prime is 17124240737. The next prime is 17124240767. The reversal of 17124240740 is 4704242171.

It can be written as a sum of positive squares in 4 ways, for example, as 38613796 + 17085626944 = 6214^2 + 130712^2 .

It is a junction number, because it is equal to n+sod(n) for n = 17124240697 and 17124240706.

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, 14761697 + ... + 14762856.

It is an arithmetic number, because the mean of its divisors is an integer number (1550039085).

Almost surely, 217124240740 is an apocalyptic number.

17124240740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

17124240740 is an abundant number, since it is smaller than the sum of its proper divisors (20076697300).

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

17124240740 is a wasteful number, since it uses less digits than its factorization.

17124240740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29524591 (or 29524589 counting only the distinct ones).

The product of its (nonzero) digits is 12544, while the sum is 32.

The spelling of 17124240740 in words is "seventeen billion, one hundred twenty-four million, two hundred forty thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 29 58 116 145 290 580 29524553 59049106 118098212 147622765 295245530 590491060 856212037 1712424074 3424848148 4281060185 8562120370 17124240740