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201072708 = 223259137691
BaseRepresentation
bin10111111110000…
…10000001000100
3112000100112220100
423333002001010
5402433311313
631541404100
74661042544
oct1377020104
9460315810
10201072708
11a35559a1
1257409630
1332871645
141c9c1324
15129bc173
hexbfc2044

201072708 has 72 divisors (see below), whose sum is σ = 521408160. Its totient is φ = 65312640.

The previous prime is 201072691. The next prime is 201072743. The reversal of 201072708 is 807270102.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 290643 + ... + 291333.

It is an arithmetic number, because the mean of its divisors is an integer number (7241780).

Almost surely, 2201072708 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 201072708, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (260704080).

201072708 is an abundant number, since it is smaller than the sum of its proper divisors (320335452).

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

201072708 is a wasteful number, since it uses less digits than its factorization.

201072708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897 (or 892 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 27.

The square root of 201072708 is about 14180.0108603626. The cubic root of 201072708 is about 585.8472230024.

The spelling of 201072708 in words is "two hundred one million, seventy-two thousand, seven hundred eight".

Divisors: 1 2 3 4 6 9 12 18 36 59 118 137 177 236 274 354 411 531 548 691 708 822 1062 1233 1382 1644 2073 2124 2466 2764 4146 4932 6219 8083 8292 12438 16166 24249 24876 32332 40769 48498 72747 81538 94667 96996 122307 145494 163076 189334 244614 284001 290988 366921 378668 489228 568002 733842 852003 1136004 1467684 1704006 3408012 5585353 11170706 16756059 22341412 33512118 50268177 67024236 100536354 201072708