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23056156245 = 3517677183229
BaseRepresentation
bin10101011110010000…
…010000011001010101
32012111211020002110210
4111132100100121111
5334204333444440
614331501240033
71444232044263
oct253620203125
965454202423
1023056156245
119861665491
124575563019
1322358c1705
14118a149433
158ee203a80
hex55e410655

23056156245 has 128 divisors (see below), whose sum is σ = 40863191040. Its totient is φ = 11056066560.

The previous prime is 23056156237. The next prime is 23056156289. The reversal of 23056156245 is 54265165032.

It is not a de Polignac number, because 23056156245 - 23 = 23056156237 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 100681791 + ... + 100682019.

It is an arithmetic number, because the mean of its divisors is an integer number (319243680).

Almost surely, 223056156245 is an apocalyptic number.

It is an amenable number.

23056156245 is a deficient number, since it is larger than the sum of its proper divisors (17807034795).

23056156245 is a wasteful number, since it uses less digits than its factorization.

23056156245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475.

The product of its (nonzero) digits is 216000, while the sum is 39.

The spelling of 23056156245 in words is "twenty-three billion, fifty-six million, one hundred fifty-six thousand, two hundred forty-five".

Divisors: 1 3 5 15 17 51 67 71 83 85 201 213 229 249 255 335 355 415 687 1005 1065 1139 1145 1207 1245 1411 3417 3435 3621 3893 4233 4757 5561 5695 5893 6035 7055 11679 14271 15343 16259 16683 17085 17679 18105 19007 19465 21165 23785 27805 29465 46029 48777 57021 58395 71355 76715 80869 81295 83415 88395 94537 95035 100181 230145 242607 243885 260831 276403 283611 285105 300543 323119 394831 404345 472685 500905 782493 829209 969357 1089353 1184493 1213035 1273469 1304155 1349497 1382015 1418055 1502715 1615595 1974155 3268059 3820407 3912465 4048491 4146045 4846785 5446765 5922465 6367345 6712127 6747485 16340295 18519001 19102035 20136381 20242455 21648973 22941449 33560635 55557003 64946919 68824347 90416299 92595005 100681905 108244865 114707245 271248897 277785015 324734595 344121735 452081495 1356244485 1537077083 4611231249 7685385415 23056156245