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23014655340 = 22355313952067
BaseRepresentation
bin10101011011110001…
…111100010101101100
32012101221010121221020
4111123301330111230
5334113222432330
614323415534140
71443216225345
oct253361742554
965357117836
1023014655340
11984019a216
12456368a350
13222a120971
1411848250cc
158ea757210
hex55bc7c56c

23014655340 has 96 divisors (see below), whose sum is σ = 66130525440. Its totient is φ = 5978009856.

The previous prime is 23014655333. The next prime is 23014655341. The reversal of 23014655340 is 4355641032.

It is not an unprimeable number, because it can be changed into a prime (23014655341) 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, 415987 + ... + 468053.

It is an arithmetic number, because the mean of its divisors is an integer number (688859640).

Almost surely, 223014655340 is an apocalyptic number.

23014655340 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 23014655340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33065262720).

23014655340 is an abundant number, since it is smaller than the sum of its proper divisors (43115870100).

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

23014655340 is a wasteful number, since it uses less digits than its factorization.

23014655340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52271 (or 52269 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

The spelling of 23014655340 in words is "twenty-three billion, fourteen million, six hundred fifty-five thousand, three hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 53 60 106 139 159 212 265 278 318 417 530 556 636 695 795 834 1060 1390 1590 1668 2085 2780 3180 4170 7367 8340 14734 22101 29468 36835 44202 52067 73670 88404 104134 110505 147340 156201 208268 221010 260335 312402 442020 520670 624804 781005 1041340 1562010 2759551 3124020 5519102 7237313 8278653 11038204 13797755 14474626 16557306 21711939 27595510 28949252 33114612 36186565 41393265 43423878 55191020 72373130 82786530 86847756 108559695 144746260 165573060 217119390 383577589 434238780 767155178 1150732767 1534310356 1917887945 2301465534 3835775890 4602931068 5753663835 7671551780 11507327670 23014655340