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2130261254 = 21196830057
BaseRepresentation
bin111111011111001…
…0011010100000110
312111110110111001222
41332332103110012
513330321330004
6551214520342
7103534631132
oct17676232406
95443414058
102130261254
119a35278a0
124b55060b2
1327c454a24
14162cc63c2
15c70437be
hex7ef93506

2130261254 has 8 divisors (see below), whose sum is σ = 3485882088. Its totient is φ = 968300560.

The previous prime is 2130261233. The next prime is 2130261269. The reversal of 2130261254 is 4521620312.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48415007 + ... + 48415050.

It is an arithmetic number, because the mean of its divisors is an integer number (435735261).

Almost surely, 22130261254 is an apocalyptic number.

2130261254 is a deficient number, since it is larger than the sum of its proper divisors (1355620834).

2130261254 is a wasteful number, since it uses less digits than its factorization.

2130261254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96830070.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 2130261254 is about 46154.7533196745. The cubic root of 2130261254 is about 1286.7009534594.

Adding to 2130261254 its reverse (4521620312), we get a palindrome (6651881566).

The spelling of 2130261254 in words is "two billion, one hundred thirty million, two hundred sixty-one thousand, two hundred fifty-four".

Divisors: 1 2 11 22 96830057 193660114 1065130627 2130261254