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23022261848 = 23193123972
BaseRepresentation
bin10101011100001110…
…111101011001011000
32012102110110002002202
4111130032331121120
5334122144334343
614324250545332
71443340665635
oct253416753130
965373402082
1023022261848
119844515093
124566138248
13222b884c61
14118584518c
158eb25adb8
hex55c3bd658

23022261848 has 72 divisors (see below), whose sum is σ = 47070285300. Its totient is φ = 10526915520.

The previous prime is 23022261833. The next prime is 23022261863. The reversal of 23022261848 is 84816222032.

It is an interprime number because it is at equal distance from previous prime (23022261833) and next prime (23022261863).

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 57990386 + ... + 57990782.

Almost surely, 223022261848 is an apocalyptic number.

It is an amenable number.

23022261848 is an abundant number, since it is smaller than the sum of its proper divisors (24048023452).

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

23022261848 is an equidigital number, since it uses as much as digits as its factorization.

23022261848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881 (or 449 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 38.

Multiplying 23022261848 by its sum of digits (38), we get a square (874845950224 = 9353322).

23022261848 divided by its sum of digits (38) gives a square (605848996 = 246142).

The spelling of 23022261848 in words is "twenty-three billion, twenty-two million, two hundred sixty-one thousand, eight hundred forty-eight".

Divisors: 1 2 4 8 19 31 38 62 76 124 152 248 397 589 794 961 1178 1588 1922 2356 3176 3844 4712 7543 7688 12307 15086 18259 24614 30172 36518 49228 60344 73036 98456 146072 157609 233833 315218 381517 467666 630436 763034 935332 1260872 1526068 1870664 2994571 3052136 4885879 5989142 7248823 9771758 11978284 14497646 19543516 23956568 28995292 39087032 57990584 92831701 151462249 185663402 302924498 371326804 605848996 742653608 1211697992 2877782731 5755565462 11511130924 23022261848