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31344402344001 = 3643145611115929
BaseRepresentation
bin1110010000001111011111…
…11101111010100001000001
311002222111101021212222212120
413020013233331322201001
513102021314000002001
6150355230351114453
76413362336641555
oct710075775724101
9132874337788776
1031344402344001
119a950a4a8150a
123622908b12a29
1314649c268cb06
147a5111a6b865
15395516e34236
hex1c81eff7a841

31344402344001 has 16 divisors (see below), whose sum is σ = 41860444772160. Its totient is φ = 20862318597120.

The previous prime is 31344402343993. The next prime is 31344402344039. The reversal of 31344402344001 is 10044320444313.

It is not a de Polignac number, because 31344402344001 - 23 = 31344402343993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (31344402344401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27530205 + ... + 28646133.

It is an arithmetic number, because the mean of its divisors is an integer number (2616277798260).

Almost surely, 231344402344001 is an apocalyptic number.

It is an amenable number.

31344402344001 is a deficient number, since it is larger than the sum of its proper divisors (10516042428159).

31344402344001 is a wasteful number, since it uses less digits than its factorization.

31344402344001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1131136.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 31344402344001 its reverse (10044320444313), we get a palindrome (41388722788314).

The spelling of 31344402344001 in words is "thirty-one trillion, three hundred forty-four billion, four hundred two million, three hundred forty-four thousand, one".

Divisors: 1 3 643 1929 14561 43683 1115929 3347787 9362723 28088169 717542347 2152627041 16249042169 48747126507 10448134114667 31344402344001