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201061432 = 231113175753
BaseRepresentation
bin10111111101111…
…11010000111000
3112000022222102201
423332333100320
5402432431212
631541235544
74660664635
oct1376772070
9460288381
10201061432
11a3548480
1257402bb4
1332869480
141c9bb18c
15129b8b57
hexbfbf438

201061432 has 32 divisors (see below), whose sum is σ = 442900080. Its totient is φ = 84360960.

The previous prime is 201061409. The next prime is 201061433. The reversal of 201061432 is 234160102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201061433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86733 + ... + 89020.

Almost surely, 2201061432 is an apocalyptic number.

201061432 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

201061432 is an abundant number, since it is smaller than the sum of its proper divisors (241838648).

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

201061432 is a wasteful number, since it uses less digits than its factorization.

201061432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175783 (or 175779 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 201061432 is about 14179.6132528359. The cubic root of 201061432 is about 585.8362715132.

The spelling of 201061432 in words is "two hundred one million, sixty-one thousand, four hundred thirty-two".

Divisors: 1 2 4 8 11 13 22 26 44 52 88 104 143 286 572 1144 175753 351506 703012 1406024 1933283 2284789 3866566 4569578 7733132 9139156 15466264 18278312 25132679 50265358 100530716 201061432