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101240569152 = 26321961315091
BaseRepresentation
bin101111001001001101…
…0000111110101000000
3100200022121222210012100
41132102122013311000
53124320041203102
6114302000430400
710212556432122
oct1362232076500
9320277883170
10101240569152
1139a32731068
1217755318400
139715839828
144c85b11212
1529780daa1c
hex1792687d40

101240569152 has 168 divisors, whose sum is σ = 305979433760. Its totient is φ = 31916436480.

The previous prime is 101240569127. The next prime is 101240569189. The reversal of 101240569152 is 251965042101.

101240569152 is a `hidden beast` number, since 1 + 0 + 1 + 2 + 40 + 569 + 1 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6701127 + ... + 6716217.

Almost surely, 2101240569152 is an apocalyptic number.

101240569152 is a gapful number since it is divisible by the number (12) 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 101240569152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152989716880).

101240569152 is an abundant number, since it is smaller than the sum of its proper divisors (204738864608).

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

101240569152 is a wasteful number, since it uses less digits than its factorization.

101240569152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15741 (or 15728 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The spelling of 101240569152 in words is "one hundred one billion, two hundred forty million, five hundred sixty-nine thousand, one hundred fifty-two".