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31033102001 = 119257304763
BaseRepresentation
bin11100111001101101…
…111000111010110001
32222002202020220220012
4130321231320322301
51002023433231001
622131215024305
72146013005016
oct347155707261
988082226805
1031033102001
1112185416940
126020b0b095
132c07422165
14170573170d
15c196982bb
hex739b78eb1

31033102001 has 8 divisors (see below), whose sum is σ = 33858061344. Its totient is φ = 28208770720.

The previous prime is 31033101949. The next prime is 31033102069. The reversal of 31033102001 is 10020133013.

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 31033102001 - 222 = 31028907697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31033102091) 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, 50555 + ... + 254208.

It is an arithmetic number, because the mean of its divisors is an integer number (4232257668).

Almost surely, 231033102001 is an apocalyptic number.

It is an amenable number.

31033102001 is a deficient number, since it is larger than the sum of its proper divisors (2824959343).

31033102001 is a wasteful number, since it uses less digits than its factorization.

31033102001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314031.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 31033102001 its reverse (10020133013), we get a palindrome (41053235014).

The spelling of 31033102001 in words is "thirty-one billion, thirty-three million, one hundred two thousand, one".

Divisors: 1 11 9257 101827 304763 3352393 2821191091 31033102001