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13212302995 = 529280132531
BaseRepresentation
bin11000100111000001…
…11011111010010011
31021002210021112102101
430103200323322103
5204024322143440
610023013301231
7645261502543
oct142340737223
937083245371
1013212302995
115670000881
122688934817
131327375b88
148d4a31323
15524ddb69a
hex31383be93

13212302995 has 16 divisors (see below), whose sum is σ = 16407839520. Its totient is φ = 10201408000.

The previous prime is 13212302993. The next prime is 13212303007. The reversal of 13212302995 is 59920321231.

It is a happy number.

It is not a de Polignac number, because 13212302995 - 21 = 13212302993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13212302993) 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, 389880 + ... + 422410.

It is an arithmetic number, because the mean of its divisors is an integer number (1025489970).

Almost surely, 213212302995 is an apocalyptic number.

13212302995 is a deficient number, since it is larger than the sum of its proper divisors (3195536525).

13212302995 is a wasteful number, since it uses less digits than its factorization.

13212302995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35366.

The product of its (nonzero) digits is 29160, while the sum is 37.

The spelling of 13212302995 in words is "thirteen billion, two hundred twelve million, three hundred two thousand, nine hundred ninety-five".

Divisors: 1 5 29 145 2801 14005 32531 81229 162655 406145 943399 4716995 91119331 455596655 2642460599 13212302995