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23687075030 = 254382966449
BaseRepresentation
bin10110000011110111…
…000001010011010110
32021010210102002100012
4112003313001103112
5342002342400110
614514240120222
71465662546533
oct260367012326
967123362305
1023687075030
11a055811073
124710906072
132306524538
141209c5dd8a
159397cc905
hex583dc14d6

23687075030 has 32 divisors (see below), whose sum is σ = 43681572000. Its totient is φ = 9243182592.

The previous prime is 23687075003. The next prime is 23687075053. The reversal of 23687075030 is 3057078632.

It is a super-2 number, since 2×236870750302 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 323246 + ... + 389694.

It is an arithmetic number, because the mean of its divisors is an integer number (1365049125).

Almost surely, 223687075030 is an apocalyptic number.

23687075030 is a deficient number, since it is larger than the sum of its proper divisors (19994496970).

23687075030 is a wasteful number, since it uses less digits than its factorization.

23687075030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67328.

The product of its (nonzero) digits is 211680, while the sum is 41.

The spelling of 23687075030 in words is "twenty-three billion, six hundred eighty-seven million, seventy-five thousand, thirty".

Divisors: 1 2 5 10 43 86 215 430 829 1658 4145 8290 35647 66449 71294 132898 178235 332245 356470 664490 2857307 5714614 14286535 28573070 55086221 110172442 275431105 550862210 2368707503 4737415006 11843537515 23687075030