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10572212 = 227491769
BaseRepresentation
bin101000010101…
…000110110100
3201220010100102
4220111012310
510201302322
61014333232
7155601530
oct50250664
921803312
1010572212
115a71072
12365a218
132262161
141592bc0
15ddc792
hexa151b4

10572212 has 24 divisors (see below), whose sum is σ = 21215040. Its totient is φ = 4515840.

The previous prime is 10572193. The next prime is 10572217. The reversal of 10572212 is 21227501.

It is a super-2 number, since 2×105722122 = 223543333145888, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10572217) 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, 13364 + ... + 14132.

It is an arithmetic number, because the mean of its divisors is an integer number (883960).

Almost surely, 210572212 is an apocalyptic number.

It is an amenable number.

10572212 is an abundant number, since it is smaller than the sum of its proper divisors (10642828).

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

10572212 is a wasteful number, since it uses less digits than its factorization.

10572212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1271 (or 1269 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 10572212 is about 3251.4938105431. The cubic root of 10572212 is about 219.4768008026.

Adding to 10572212 its reverse (21227501), we get a palindrome (31799713).

The spelling of 10572212 in words is "ten million, five hundred seventy-two thousand, two hundred twelve".

Divisors: 1 2 4 7 14 28 491 769 982 1538 1964 3076 3437 5383 6874 10766 13748 21532 377579 755158 1510316 2643053 5286106 10572212