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10587272 = 231323409
BaseRepresentation
bin101000011000…
…110010001000
3201220220000012
4220120302020
510202243042
61014531052
7155663453
oct50306210
921826005
1010587272
115a81413
123666a88
132268c77
14159849a
15de1e82
hexa18c88

10587272 has 8 divisors (see below), whose sum is σ = 19851150. Its totient is φ = 5293632.

The previous prime is 10587271. The next prime is 10587323. The reversal of 10587272 is 27278501.

It can be written as a sum of positive squares in only one way, i.e., 9084196 + 1503076 = 3014^2 + 1226^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×105872722 = 224180656803968, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10587271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661697 + ... + 661712.

Almost surely, 210587272 is an apocalyptic number.

It is an amenable number.

10587272 is a deficient number, since it is larger than the sum of its proper divisors (9263878).

10587272 is a wasteful number, since it uses less digits than its factorization.

10587272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1323415 (or 1323411 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 32.

The square root of 10587272 is about 3253.8088450307. The cubic root of 10587272 is about 219.5809654560.

The spelling of 10587272 in words is "ten million, five hundred eighty-seven thousand, two hundred seventy-two".

Divisors: 1 2 4 8 1323409 2646818 5293636 10587272