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3160030580 = 225726152861
BaseRepresentation
bin1011110001011010…
…0011110101110100
322011020011012000122
42330112203311310
522432431434310
61241322231112
7141210550100
oct27426436564
98136135018
103160030580
111381833823
12742355498
133b48b5ba5
1421d982900
15137655555
hexbc5a3d74

3160030580 has 72 divisors (see below), whose sum is σ = 7846200936. Its totient is φ = 1065657600.

The previous prime is 3160030561. The next prime is 3160030639. The reversal of 3160030580 is 850300613.

It can be written as a sum of positive squares in 4 ways, for example, as 33431524 + 3126599056 = 5782^2 + 55916^2 .

It is a super-3 number, since 3×31600305803 (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33350 + ... + 86210.

It is an arithmetic number, because the mean of its divisors is an integer number (108975013).

Almost surely, 23160030580 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3160030580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3923100468).

3160030580 is an abundant number, since it is smaller than the sum of its proper divisors (4686170356).

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

3160030580 is a wasteful number, since it uses less digits than its factorization.

3160030580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52945 (or 52936 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 3160030580 is about 56214.1492864563. The cubic root of 3160030580 is about 1467.4515178327.

The spelling of 3160030580 in words is "three billion, one hundred sixty million, thirty thousand, five hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 49 61 70 98 122 140 196 244 245 305 427 490 610 854 980 1220 1708 2135 2989 4270 5978 8540 11956 14945 29890 52861 59780 105722 211444 264305 370027 528610 740054 1057220 1480108 1850135 2590189 3224521 3700270 5180378 6449042 7400540 10360756 12898084 12950945 16122605 22571647 25901890 32245210 45143294 51803780 64490420 90286588 112858235 158001529 225716470 316003058 451432940 632006116 790007645 1580015290 3160030580