Search a number
-
+
13072453110 = 2345176179197
BaseRepresentation
bin11000010110010110…
…11100110111110110
31020202001010102110000
430023023130313312
5203233021444420
610001100012130
7641643006123
oct141313346766
936661112400
1013072453110
1155a9071562
122649b31046
1313043bbc72
148c022974a
155179b4690
hex30b2dcdf6

13072453110 has 320 divisors, whose sum is σ = 38501464320. Its totient is φ = 3170119680.

The previous prime is 13072453109. The next prime is 13072453111. The reversal of 13072453110 is 1135427031.

13072453110 is a `hidden beast` number, since 1 + 30 + 72 + 453 + 110 = 666.

It is an interprime number because it is at equal distance from previous prime (13072453109) and next prime (13072453111).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13072453111) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 66357532 + ... + 66357728.

It is an arithmetic number, because the mean of its divisors is an integer number (120317076).

Almost surely, 213072453110 is an apocalyptic number.

13072453110 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 13072453110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19250732160).

13072453110 is an abundant number, since it is smaller than the sum of its proper divisors (25429011210).

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

13072453110 is a wasteful number, since it uses less digits than its factorization.

13072453110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373 (or 364 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The spelling of 13072453110 in words is "thirteen billion, seventy-two million, four hundred fifty-three thousand, one hundred ten".