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31422000241 = 316071669873
BaseRepresentation
bin11101010000111001…
…011010110001110001
310000002212000222222201
4131100321122301301
51003323013001431
622233550303201
72161444411102
oct352071326161
9100085028881
1031422000241
1112364999945
12610b1b7b01
132c69b77568
1417412463a9
15c3d8b7461
hex750e5ac71

31422000241 has 8 divisors (see below), whose sum is σ = 32489068544. Its totient is φ = 30358272960.

The previous prime is 31422000187. The next prime is 31422000251. The reversal of 31422000241 is 14200022413.

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

It is a cyclic number.

It is not a de Polignac number, because 31422000241 - 217 = 31421869169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31422000251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 816120 + ... + 853753.

It is an arithmetic number, because the mean of its divisors is an integer number (4061133568).

Almost surely, 231422000241 is an apocalyptic number.

31422000241 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

31422000241 is a deficient number, since it is larger than the sum of its proper divisors (1067068303).

31422000241 is a wasteful number, since it uses less digits than its factorization.

31422000241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1670511.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 31422000241 its reverse (14200022413), we get a palindrome (45622022654).

The spelling of 31422000241 in words is "thirty-one billion, four hundred twenty-two million, two hundred forty-one", and thus it is an aban number.

Divisors: 1 31 607 18817 1669873 51766063 1013612911 31422000241