Search a number
-
+
231453660643006 = 21013238135385263
BaseRepresentation
bin110100101000000110000001…
…001110010111111010111110
31010100111202100120021201022211
4310220012001032113322332
5220314114044111034011
62140132202133131034
766515655322424314
oct6450060116277276
91110452316251284
10231453660643006
1167825a454a2a3a
1221b6132a789a7a
139c1bca9598659
1441225ba1640b4
151bb5992e0cb21
hexd28181397ebe

231453660643006 has 16 divisors (see below), whose sum is σ = 350628759367488. Its totient is φ = 114577478356000.

The previous prime is 231453660642943. The next prime is 231453660643031. The reversal of 231453660643006 is 600346066354132.

231453660643006 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11151670 + ... + 24233593.

It is an arithmetic number, because the mean of its divisors is an integer number (21914297460468).

Almost surely, 2231453660643006 is an apocalyptic number.

231453660643006 is a deficient number, since it is larger than the sum of its proper divisors (119175098724482).

231453660643006 is a wasteful number, since it uses less digits than its factorization.

231453660643006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35417747.

The product of its (nonzero) digits is 5598720, while the sum is 49.

The spelling of 231453660643006 in words is "two hundred thirty-one trillion, four hundred fifty-three billion, six hundred sixty million, six hundred forty-three thousand, six".

Divisors: 1 2 101 202 32381 64762 3270481 6540962 35385263 70770526 3573911563 7147823126 1145810201203 2291620402406 115726830321503 231453660643006