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23863152740 = 22572324373041
BaseRepresentation
bin10110001110010110…
…101101000001100100
32021121001201202112212
4112032112231001210
5342332431341430
614543530102552
71503231310610
oct261626550144
967531652485
1023863152740
11a136144939
12475b87aa58
132333b5402b
1412253b6340
15949eadb95
hex58e5ad064

23863152740 has 96 divisors (see below), whose sum is σ = 59805817344. Its totient is φ = 7820144640.

The previous prime is 23863152713. The next prime is 23863152743. The reversal of 23863152740 is 4725136832.

It is not an unprimeable number, because it can be changed into a prime (23863152743) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7845620 + ... + 7848660.

It is an arithmetic number, because the mean of its divisors is an integer number (622977264).

Almost surely, 223863152740 is an apocalyptic number.

23863152740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23863152740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29902908672).

23863152740 is an abundant number, since it is smaller than the sum of its proper divisors (35942664604).

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

23863152740 is a wasteful number, since it uses less digits than its factorization.

23863152740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5517 (or 5515 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 23863152740 in words is "twenty-three billion, eight hundred sixty-three million, one hundred fifty-two thousand, seven hundred forty".

Divisors: 1 2 4 5 7 10 14 20 23 28 35 46 70 92 115 140 161 230 322 460 644 805 1610 2437 3041 3220 4874 6082 9748 12164 12185 15205 17059 21287 24370 30410 34118 42574 48740 56051 60820 68236 69943 85148 85295 106435 112102 139886 170590 212870 224204 279772 280255 341180 349715 392357 425740 489601 560510 699430 784714 979202 1121020 1398860 1569428 1958404 1961785 2448005 3923570 4896010 7410917 7847140 9792020 14821834 29643668 37054585 51876419 74109170 103752838 148218340 170451091 207505676 259382095 340902182 518764190 681804364 852255455 1037528380 1193157637 1704510910 2386315274 3409021820 4772630548 5965788185 11931576370 23863152740