Search a number
-
+
13678094430 = 233571113217229
BaseRepresentation
bin11001011110100011…
…10010100001011110
31022022020202012011000
430233101302201132
5211003043010210
610141133011130
7662645612220
oct145721624136
938266665130
1013678094430
115889a22880
122798923aa6
13139ca11500
1493a840410
15550c48ac0
hex32f47285e

13678094430 has 768 divisors, whose sum is σ = 52366694400. Its totient is φ = 2458460160.

The previous prime is 13678094429. The next prime is 13678094449. The reversal of 13678094430 is 3449087631.

13678094430 is a `hidden beast` number, since 136 + 7 + 80 + 9 + 4 + 430 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 59729556 + ... + 59729784.

It is an arithmetic number, because the mean of its divisors is an integer number (68185800).

Almost surely, 213678094430 is an apocalyptic number.

13678094430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13678094430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26183347200).

13678094430 is an abundant number, since it is smaller than the sum of its proper divisors (38688599970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13678094430 is a wasteful number, since it uses less digits than its factorization.

13678094430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306 (or 287 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 13678094430 in words is "thirteen billion, six hundred seventy-eight million, ninety-four thousand, four hundred thirty".