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10230105155 = 52046021031
BaseRepresentation
bin10011000011100001…
…10000010001000011
3222101221202012001112
421201300300101003
5131422401331110
64411042353535
7511340313314
oct114160602103
928357665045
1010230105155
11437a69a466
121b9605b8ab
13c7058557a
146d094060b
153ed1b2405
hex261c30443

10230105155 has 4 divisors (see below), whose sum is σ = 12276126192. Its totient is φ = 8184084120.

The previous prime is 10230105133. The next prime is 10230105217. The reversal of 10230105155 is 55150103201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55150103201 = 479911491999.

It is not a de Polignac number, because 10230105155 - 230 = 9156363331 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10230105155.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1023010511 + ... + 1023010520.

It is an arithmetic number, because the mean of its divisors is an integer number (3069031548).

Almost surely, 210230105155 is an apocalyptic number.

10230105155 is a deficient number, since it is larger than the sum of its proper divisors (2046021037).

10230105155 is an equidigital number, since it uses as much as digits as its factorization.

10230105155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2046021036.

The product of its (nonzero) digits is 750, while the sum is 23.

Adding to 10230105155 its reverse (55150103201), we get a palindrome (65380208356).

The spelling of 10230105155 in words is "ten billion, two hundred thirty million, one hundred five thousand, one hundred fifty-five".

Divisors: 1 5 2046021031 10230105155