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9100201012 = 2272196733631
BaseRepresentation
bin10000111100110101…
…00000110000110100
3212111012122002221221
420132122200300310
5122114122413022
64103000520124
7441340301200
oct103632406064
925435562857
109100201012
11394a90a791
12191b780044
13b20464436
14624859b00
15383dc0cc7
hex21e6a0c34

9100201012 has 72 divisors (see below), whose sum is σ = 19534784640. Its totient is φ = 3688312320.

The previous prime is 9100201007. The next prime is 9100201013. The reversal of 9100201012 is 2101020019.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9100201013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2504437 + ... + 2508067.

Almost surely, 29100201012 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 9100201012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9767392320).

9100201012 is an abundant number, since it is smaller than the sum of its proper divisors (10434583628).

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

9100201012 is a wasteful number, since it uses less digits than its factorization.

9100201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4341 (or 4332 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 9100201012 is about 95394.9737250344. The cubic root of 9100201012 is about 2087.7748508839.

The spelling of 9100201012 in words is "nine billion, one hundred million, two hundred one thousand, twelve".

Divisors: 1 2 4 7 14 19 28 38 49 76 98 133 196 266 532 673 931 1346 1862 2692 3631 3724 4711 7262 9422 12787 14524 18844 25417 25574 32977 50834 51148 65954 68989 89509 101668 131908 137978 177919 179018 275956 355838 358036 482923 626563 711676 965846 1253126 1931692 2443663 2506252 3380461 4887326 6760922 9774652 13521844 17105641 34211282 46429597 68422564 92859194 119739487 185718388 239478974 325007179 478957948 650014358 1300028716 2275050253 4550100506 9100201012