Search a number
-
+
58001343680 = 265725893457
BaseRepresentation
bin110110000001001001…
…100100010011000000
312112201012202112201002
4312001021210103000
51422241320444210
642351230031132
74122220200230
oct660111442300
9175635675632
1058001343680
1122664278a85
12b2a86484a8
135614663607
142b43267cc0
1517970584a5
hexd812644c0

58001343680 has 56 divisors (see below), whose sum is σ = 157846519968. Its totient is φ = 19886174208.

The previous prime is 58001343641. The next prime is 58001343683. The reversal of 58001343680 is 8634310085.

It is a tau number, because it is divible by the number of its divisors (56).

It is not an unprimeable number, because it can be changed into a prime (58001343683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12944489 + ... + 12948968.

Almost surely, 258001343680 is an apocalyptic number.

It is an amenable number.

58001343680 is an abundant number, since it is smaller than the sum of its proper divisors (99845176288).

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

58001343680 is a wasteful number, since it uses less digits than its factorization.

58001343680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25893481 (or 25893471 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 58001343680 in words is "fifty-eight billion, one million, three hundred forty-three thousand, six hundred eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 80 112 140 160 224 280 320 448 560 1120 2240 25893457 51786914 103573828 129467285 181254199 207147656 258934570 362508398 414295312 517869140 725016796 828590624 906270995 1035738280 1450033592 1657181248 1812541990 2071476560 2900067184 3625083980 4142953120 5800134368 7250167960 8285906240 11600268736 14500335920 29000671840 58001343680