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104146980 = 223571931421
BaseRepresentation
bin1100011010100…
…10100000100100
321020222012210120
412031102200210
5203130200410
614200121540
72403143340
oct615224044
9236865716
10104146980
1153874193
122aa662b0
1318766242
14db90620
159223570
hex6352824

104146980 has 192 divisors, whose sum is σ = 362987520. Its totient is φ = 21772800.

The previous prime is 104146979. The next prime is 104146997. The reversal of 104146980 is 89641401.

104146980 = 4652 + 4662 + ... + 7442.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 247170 + ... + 247590.

It is an arithmetic number, because the mean of its divisors is an integer number (1890560).

Almost surely, 2104146980 is an apocalyptic number.

104146980 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 104146980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181493760).

104146980 is an abundant number, since it is smaller than the sum of its proper divisors (258840540).

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

104146980 is a wasteful number, since it uses less digits than its factorization.

104146980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490 (or 488 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 104146980 is about 10205.2427702627. The cubic root of 104146980 is about 470.4883711928.

The spelling of 104146980 in words is "one hundred four million, one hundred forty-six thousand, nine hundred eighty".