Search a number
-
+
30372492641400 = 2332527213174793253
BaseRepresentation
bin1101110011111101001011…
…01000101000010001111000
310222112120201020022112021200
412321332211220220101320
512440110331104011100
6144332532553134200
76253224452531400
oct671764550502170
9128476636275250
1030372492641400
11974a9a1317838
1234a64863ba360
1313c4162c39430
1477007219b800
1537a0d181de00
hex1b9fa5a28478

30372492641400 has 1728 divisors, whose sum is σ = 135622107129600. Its totient is φ = 6016863928320.

The previous prime is 30372492641341. The next prime is 30372492641443. The reversal of 30372492641400 is 414629427303.

30372492641400 is a `hidden beast` number, since 3 + 0 + 3 + 7 + 249 + 264 + 140 + 0 = 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 pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 431 ways as a sum of consecutive naturals, for example, 9336762174 + ... + 9336765426.

It is an arithmetic number, because the mean of its divisors is an integer number (78485015700).

Almost surely, 230372492641400 is an apocalyptic number.

30372492641400 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30372492641400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67811053564800).

30372492641400 is an abundant number, since it is smaller than the sum of its proper divisors (105249614488200).

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

30372492641400 is a wasteful number, since it uses less digits than its factorization.

30372492641400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3798 (or 3779 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 45.

The spelling of 30372492641400 in words is "thirty trillion, three hundred seventy-two billion, four hundred ninety-two million, six hundred forty-one thousand, four hundred".