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310121404142 = 21114096427461
BaseRepresentation
bin1001000001101001010…
…11010001011011101110
31002122110220010122001012
410200310223101123232
520040112034413032
6354245013545222
731256045304254
oct4406453213356
91078426118035
10310121404142
1110a5814a2010
125012b045212
1323323a15144
141101d4685d4
15810104d6b2
hex4834ad16ee

310121404142 has 8 divisors (see below), whose sum is σ = 507471388632. Its totient is φ = 140964274600.

The previous prime is 310121404093. The next prime is 310121404189. The reversal of 310121404142 is 241404121013.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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, 7048213709 + ... + 7048213752.

It is an arithmetic number, because the mean of its divisors is an integer number (63433923579).

Almost surely, 2310121404142 is an apocalyptic number.

310121404142 is a deficient number, since it is larger than the sum of its proper divisors (197349984490).

310121404142 is a wasteful number, since it uses less digits than its factorization.

310121404142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14096427474.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 310121404142 its reverse (241404121013), we get a palindrome (551525525155).

The spelling of 310121404142 in words is "three hundred ten billion, one hundred twenty-one million, four hundred four thousand, one hundred forty-two".

Divisors: 1 2 11 22 14096427461 28192854922 155060702071 310121404142