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103977750240 = 25325713267911
BaseRepresentation
bin110000011010110001…
…1101000111011100000
3100221101101110222202200
41200311203220323200
53200421301001430
6115433340013200
710340444202660
oct1406543507340
9327341428680
10103977750240
11401078027a1
1218199b31200
139a60940a00
1450654621a0
152a88567460
hex18358e8ee0

103977750240 has 864 divisors, whose sum is σ = 446149057536. Its totient is φ = 21587005440.

The previous prime is 103977750161. The next prime is 103977750241. The reversal of 103977750240 is 42057779301.

103977750240 is a `hidden beast` number, since 1 + 0 + 39 + 7 + 77 + 502 + 40 = 666.

103977750240 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1039777502402 (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103977750241) by changing a digit.

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 143 ways as a sum of consecutive naturals, for example, 114135385 + ... + 114136295.

It is an arithmetic number, because the mean of its divisors is an integer number (516376224).

Almost surely, 2103977750240 is an apocalyptic number.

103977750240 is a gapful number since it is divisible by the number (10) 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 103977750240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223074528768).

103977750240 is an abundant number, since it is smaller than the sum of its proper divisors (342171307296).

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

103977750240 is a wasteful number, since it uses less digits than its factorization.

103977750240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1032 (or 1008 counting only the distinct ones).

The product of its (nonzero) digits is 370440, while the sum is 45.

The spelling of 103977750240 in words is "one hundred three billion, nine hundred seventy-seven million, seven hundred fifty thousand, two hundred forty".