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23255543004 = 2232989750857
BaseRepresentation
bin10101101010001000…
…110110110011011100
32020000201101222200120
4111222020312303130
5340111404334004
614403342554540
71452202565631
oct255210666334
966021358616
1023255543004
119954169731
124610298a50
132267cc2845
1411a880c188
1591198b3d9
hex56a236cdc

23255543004 has 48 divisors (see below), whose sum is σ = 56764864800. Its totient is φ = 7400436736.

The previous prime is 23255542991. The next prime is 23255543011. The reversal of 23255543004 is 40034555232.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 344457 + ... + 406400.

It is an arithmetic number, because the mean of its divisors is an integer number (1182601350).

Almost surely, 223255543004 is an apocalyptic number.

It is an amenable number.

23255543004 is an abundant number, since it is smaller than the sum of its proper divisors (33509321796).

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

23255543004 is a wasteful number, since it uses less digits than its factorization.

23255543004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750982 (or 750980 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 33.

The spelling of 23255543004 in words is "twenty-three billion, two hundred fifty-five million, five hundred forty-three thousand, four".

Divisors: 1 2 3 4 6 12 29 58 87 89 116 174 178 267 348 356 534 1068 2581 5162 7743 10324 15486 30972 750857 1501714 2252571 3003428 4505142 9010284 21774853 43549706 65324559 66826273 87099412 130649118 133652546 200478819 261298236 267305092 400957638 801915276 1937961917 3875923834 5813885751 7751847668 11627771502 23255543004