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11697072 = 2431971237
BaseRepresentation
bin101100100111…
…101110110000
3211000021100220
4230213232300
510443301242
61054413040
7201265152
oct54475660
924007326
1011697072
11666a202
123b01180
13256715a
1417a6ad2
151060bec
hexb27bb0

11697072 has 40 divisors (see below), whose sum is σ = 30395376. Its totient is φ = 3876096.

The previous prime is 11697067. The next prime is 11697073. The reversal of 11697072 is 27079611.

It is not an unprimeable number, because it can be changed into a prime (11697073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8838 + ... + 10074.

Almost surely, 211697072 is an apocalyptic number.

11697072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11697072 is an abundant number, since it is smaller than the sum of its proper divisors (18698304).

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

11697072 is a wasteful number, since it uses less digits than its factorization.

11697072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1445 (or 1439 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 33.

The square root of 11697072 is about 3420.0982442029. The cubic root of 11697072 is about 226.9999288426. Note that the first 4 decimals are identical.

The spelling of 11697072 in words is "eleven million, six hundred ninety-seven thousand, seventy-two".

Divisors: 1 2 3 4 6 8 12 16 24 48 197 394 591 788 1182 1237 1576 2364 2474 3152 3711 4728 4948 7422 9456 9896 14844 19792 29688 59376 243689 487378 731067 974756 1462134 1949512 2924268 3899024 5848536 11697072