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61300022408 = 237662502801
BaseRepresentation
bin111001000101110001…
…000001110010001000
312212020002210210020022
4321011301001302020
52001020301204113
644054424120012
74300033410332
oct710561016210
9185202723208
1061300022408
1123aa72a0149
12ba69306008
135a1bba2411
142d773bc452
1518db949908
hexe45c41c88

61300022408 has 8 divisors (see below), whose sum is σ = 114937542030. Its totient is φ = 30650011200.

The previous prime is 61300022383. The next prime is 61300022453. The reversal of 61300022408 is 80422000316.

It can be written as a sum of positive squares in only one way, i.e., 39212712484 + 22087309924 = 198022^2 + 148618^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3831251393 + ... + 3831251408.

Almost surely, 261300022408 is an apocalyptic number.

It is an amenable number.

61300022408 is a deficient number, since it is larger than the sum of its proper divisors (53637519622).

61300022408 is a wasteful number, since it uses less digits than its factorization.

61300022408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7662502807 (or 7662502803 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The spelling of 61300022408 in words is "sixty-one billion, three hundred million, twenty-two thousand, four hundred eight".

Divisors: 1 2 4 8 7662502801 15325005602 30650011204 61300022408