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104797920 = 25351911491
BaseRepresentation
bin1100011111100…
…01011011100000
321022012021201110
412033301123200
5203312013140
614222103320
72411524203
oct617613340
9238167643
10104797920
1154179257
122b11ab40
1318933606
14dcbd93a
159301380
hex63f16e0

104797920 has 96 divisors (see below), whose sum is σ = 347518080. Its totient is φ = 26472960.

The previous prime is 104797897. The next prime is 104797937. The reversal of 104797920 is 29797401.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3375 + ... + 14865.

It is an arithmetic number, because the mean of its divisors is an integer number (3619980).

Almost surely, 2104797920 is an apocalyptic number.

104797920 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 104797920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173759040).

104797920 is an abundant number, since it is smaller than the sum of its proper divisors (242720160).

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

104797920 is a wasteful number, since it uses less digits than its factorization.

104797920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11528 (or 11520 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 39.

The square root of 104797920 is about 10237.0855227452. The cubic root of 104797920 is about 471.4665523643.

The spelling of 104797920 in words is "one hundred four million, seven hundred ninety-seven thousand, nine hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 19 20 24 30 32 38 40 48 57 60 76 80 95 96 114 120 152 160 190 228 240 285 304 380 456 480 570 608 760 912 1140 1520 1824 2280 3040 4560 9120 11491 22982 34473 45964 57455 68946 91928 114910 137892 172365 183856 218329 229820 275784 344730 367712 436658 459640 551568 654987 689460 873316 919280 1091645 1103136 1309974 1378920 1746632 1838560 2183290 2619948 2757840 3274935 3493264 4366580 5239896 5515680 6549870 6986528 8733160 10479792 13099740 17466320 20959584 26199480 34932640 52398960 104797920