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10122400252253 = 49920285371247
BaseRepresentation
bin1001001101001100111000…
…0100100100000101011101
31022211200200110220022102102
42103103032010210011131
52311321133431033003
633310055543134445
72063214341333552
oct223231604440535
938750613808372
1010122400252253
113252982063193
121175957444425
135856cc6b92a3
1426dcd915ca29
151284909be588
hex934ce12415d

10122400252253 has 4 divisors (see below), whose sum is σ = 10142685624000. Its totient is φ = 10102114880508.

The previous prime is 10122400252231. The next prime is 10122400252301. The reversal of 10122400252253 is 35225200422101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10122400252253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10122400252453) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 10142685125 + ... + 10142686122.

It is an arithmetic number, because the mean of its divisors is an integer number (2535671406000).

Almost surely, 210122400252253 is an apocalyptic number.

It is an amenable number.

10122400252253 is a deficient number, since it is larger than the sum of its proper divisors (20285371747).

10122400252253 is an equidigital number, since it uses as much as digits as its factorization.

10122400252253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20285371746.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 10122400252253 its reverse (35225200422101), we get a palindrome (45347600674354).

The spelling of 10122400252253 in words is "ten trillion, one hundred twenty-two billion, four hundred million, two hundred fifty-two thousand, two hundred fifty-three".

Divisors: 1 499 20285371247 10122400252253