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196212560 = 24524110177
BaseRepresentation
bin10111011000111…
…11011101010000
3111200012122000212
423230133131100
5400212300220
631245303252
74601531165
oct1354373520
9450178025
10196212560
11a0836445
1255864b28
133185c40b
141c0b806c
151235c0c5
hexbb1f750

196212560 has 40 divisors (see below), whose sum is σ = 458132136. Its totient is φ = 78151680.

The previous prime is 196212559. The next prime is 196212613. The reversal of 196212560 is 65212691.

It is a happy number.

196212560 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 50865424 + 145347136 = 7132^2 + 12056^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14192 + ... + 24368.

Almost surely, 2196212560 is an apocalyptic number.

196212560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

196212560 is an abundant number, since it is smaller than the sum of its proper divisors (261919576).

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

196212560 is a wasteful number, since it uses less digits than its factorization.

196212560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10431 (or 10425 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 196212560 is about 14007.5893714800. The cubic root of 196212560 is about 581.0884831215.

The spelling of 196212560 in words is "one hundred ninety-six million, two hundred twelve thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 241 482 964 1205 1928 2410 3856 4820 9640 10177 19280 20354 40708 50885 81416 101770 162832 203540 407080 814160 2452657 4905314 9810628 12263285 19621256 24526570 39242512 49053140 98106280 196212560