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201965948 = 22137368551
BaseRepresentation
bin11000000100111…
…00000101111100
3112002000221012022
430002130011330
5403200402243
632012455312
75001453002
oct1402340574
9462027168
10201965948
11a4006008
125777a538
1332ac50a2
141cb74a72
1512ae6b68
hexc09c17c

201965948 has 12 divisors (see below), whose sum is σ = 356021232. Its totient is φ = 100245600.

The previous prime is 201965923. The next prime is 201965957. The reversal of 201965948 is 849569102.

It is a junction number, because it is equal to n+sod(n) for n = 201965899 and 201965908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183728 + ... + 184823.

It is an arithmetic number, because the mean of its divisors is an integer number (29668436).

Almost surely, 2201965948 is an apocalyptic number.

It is an amenable number.

201965948 is a deficient number, since it is larger than the sum of its proper divisors (154055284).

201965948 is a wasteful number, since it uses less digits than its factorization.

201965948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368692 (or 368690 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 44.

The square root of 201965948 is about 14211.4724078823. The cubic root of 201965948 is about 586.7134588768.

The spelling of 201965948 in words is "two hundred one million, nine hundred sixty-five thousand, nine hundred forty-eight".

Divisors: 1 2 4 137 274 548 368551 737102 1474204 50491487 100982974 201965948