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60220992 = 26313231049
BaseRepresentation
bin1110010110111…
…0011001000000
311012022112200010
43211232121000
5110404032432
65550424520
71330604256
oct345563100
9135275603
1060220992
1130aa1a17
1218202140
13c626730
147dd85d6
1554483cc
hex396e640

60220992 has 112 divisors (see below), whose sum is σ = 179222400. Its totient is φ = 17707008.

The previous prime is 60220973. The next prime is 60221009. The reversal of 60220992 is 29902206.

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, 56884 + ... + 57932.

It is an arithmetic number, because the mean of its divisors is an integer number (1600200).

Almost surely, 260220992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60220992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89611200).

60220992 is an abundant number, since it is smaller than the sum of its proper divisors (119001408).

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

60220992 is a wasteful number, since it uses less digits than its factorization.

60220992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100 (or 1090 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 60220992 is about 7760.2185536233. The cubic root of 60220992 is about 391.9668165719.

The spelling of 60220992 in words is "sixty million, two hundred twenty thousand, nine hundred ninety-two".

Divisors: 1 2 3 4 6 8 12 13 16 23 24 26 32 39 46 48 52 64 69 78 92 96 104 138 156 184 192 208 276 299 312 368 416 552 598 624 736 832 897 1049 1104 1196 1248 1472 1794 2098 2208 2392 2496 3147 3588 4196 4416 4784 6294 7176 8392 9568 12588 13637 14352 16784 19136 24127 25176 27274 28704 33568 40911 48254 50352 54548 57408 67136 72381 81822 96508 100704 109096 144762 163644 193016 201408 218192 289524 313651 327288 386032 436384 579048 627302 654576 772064 872768 940953 1158096 1254604 1309152 1544128 1881906 2316192 2509208 2618304 3763812 4632384 5018416 7527624 10036832 15055248 20073664 30110496 60220992