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9215130131002 = 236780473156011
BaseRepresentation
bin1000011000011001000010…
…0011101101101000111010
31012121221212021002210201001
42012012100203231220322
52201440041303143002
631333212231515214
71640525341466335
oct206062043555072
935557767083631
109215130131002
112a331297a2724
121049b54528b0a
1351aca198b1b3
1423c02c3c361c
1510ea900bca87
hex861908eda3a

9215130131002 has 16 divisors (see below), whose sum is σ = 13860620295552. Its totient is φ = 4594923839520.

The previous prime is 9215130130993. The next prime is 9215130131047. The reversal of 9215130131002 is 2001310315129.

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 7 ways as a sum of consecutive naturals, for example, 58989177 + ... + 59145187.

It is an arithmetic number, because the mean of its divisors is an integer number (866288768472).

Almost surely, 29215130131002 is an apocalyptic number.

9215130131002 is a deficient number, since it is larger than the sum of its proper divisors (4645490164550).

9215130131002 is a wasteful number, since it uses less digits than its factorization.

9215130131002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236853.

The product of its (nonzero) digits is 1620, while the sum is 28.

The spelling of 9215130131002 in words is "nine trillion, two hundred fifteen billion, one hundred thirty million, one hundred thirty-one thousand, two".

Divisors: 1 2 367 734 80473 156011 160946 312022 29533591 57256037 59067182 114512074 12554673203 25109346406 4607565065501 9215130131002