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23450730210 = 2325260563669
BaseRepresentation
bin10101110101110001…
…011011111011100010
32020112022200112012100
4111311301123323202
5341011341331320
614434554311230
71460062626555
oct256561337342
966468615170
1023450730210
119a44364776
124665728516
13229958332b
1411c66da69c
15923b94790
hex575c5bee2

23450730210 has 24 divisors (see below), whose sum is σ = 60971898780. Its totient is φ = 6253528032.

The previous prime is 23450730209. The next prime is 23450730211. The reversal of 23450730210 is 1203705432.

23450730210 is a `hidden beast` number, since 2 + 345 + 0 + 7 + 302 + 10 = 666.

It is an interprime number because it is at equal distance from previous prime (23450730209) and next prime (23450730211).

It can be written as a sum of positive squares in 2 ways, for example, as 23069660769 + 381069441 = 151887^2 + 19521^2 .

It is not an unprimeable number, because it can be changed into a prime (23450730211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 130281745 + ... + 130281924.

Almost surely, 223450730210 is an apocalyptic number.

23450730210 is an abundant number, since it is smaller than the sum of its proper divisors (37521168570).

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

23450730210 is a wasteful number, since it uses less digits than its factorization.

23450730210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260563682 (or 260563679 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The spelling of 23450730210 in words is "twenty-three billion, four hundred fifty million, seven hundred thirty thousand, two hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 260563669 521127338 781691007 1302818345 1563382014 2345073021 2605636690 3908455035 4690146042 7816910070 11725365105 23450730210