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104924780 = 22519512689
BaseRepresentation
bin1100100000100…
…00011001101100
321022102201201222
412100100121230
5203330043110
614224522512
72412563102
oct620203154
9238381658
10104924780
11542555a4
122b180438
131897928c
14dd13c72
159328c55
hex641066c

104924780 has 24 divisors (see below), whose sum is σ = 220536960. Its totient is φ = 41932800.

The previous prime is 104924779. The next prime is 104924837. The reversal of 104924780 is 87429401.

It is a super-2 number, since 2×1049247802 = 22018418916096800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 104924780.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37676 + ... + 40364.

It is an arithmetic number, because the mean of its divisors is an integer number (9189040).

Almost surely, 2104924780 is an apocalyptic number.

104924780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104924780 is an abundant number, since it is smaller than the sum of its proper divisors (115612180).

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

104924780 is a wasteful number, since it uses less digits than its factorization.

104924780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4649 (or 4647 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 104924780 is about 10243.2797482056. The cubic root of 104924780 is about 471.6567155826.

The spelling of 104924780 in words is "one hundred four million, nine hundred twenty-four thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 1951 2689 3902 5378 7804 9755 10756 13445 19510 26890 39020 53780 5246239 10492478 20984956 26231195 52462390 104924780