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2023012405461 = 3172343349111489
BaseRepresentation
bin11101011100000100111…
…011111001000011010101
321011101202012202011122110
4131130010323321003111
5231121112133433321
64145205320421233
7266105063503125
oct35340473710325
97141665664573
102023012405461
1170aa558436a3
122880a6917819
13118a00077c38
146dcb2c8ac85
153795343d176
hex1d704ef90d5

2023012405461 has 64 divisors (see below), whose sum is σ = 3050638018560. Its totient is φ = 1185473372160.

The previous prime is 2023012405433. The next prime is 2023012405481. The reversal of 2023012405461 is 1645042103202.

It is not a de Polignac number, because 2023012405461 - 25 = 2023012405429 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2023012405481) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 176076805 + ... + 176088293.

It is an arithmetic number, because the mean of its divisors is an integer number (47666219040).

Almost surely, 22023012405461 is an apocalyptic number.

It is an amenable number.

2023012405461 is a deficient number, since it is larger than the sum of its proper divisors (1027625613099).

2023012405461 is a wasteful number, since it uses less digits than its factorization.

2023012405461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15066.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 2023012405461 its reverse (1645042103202), we get a palindrome (3668054508663).

The spelling of 2023012405461 in words is "two trillion, twenty-three billion, twelve million, four hundred five thousand, four hundred sixty-one".

Divisors: 1 3 17 23 43 51 69 129 391 731 989 1173 2193 2967 3491 10473 11489 16813 34467 50439 59347 80293 150113 178041 195313 240879 264247 450339 494027 585939 792741 1364981 1482081 2551921 3452599 4094943 4492199 7655763 8398459 10357797 11362621 13476597 25195377 34087863 40108099 58694183 120324297 176082549 193164557 579493671 681837683 922486277 1724648257 2045513049 2767458831 5173944771 15682266709 29319020369 39666909911 47046800127 87957061107 119000729733 674337468487 2023012405461