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7628996 = 221907249
BaseRepresentation
bin11101000110100011000100
3112100121000102
4131012203010
53423111441
6431303232
7121562654
oct35064304
915317012
107628996
114340861
12267ab18
1317715cb
141028364
15a0a69b
hex7468c4

7628996 has 6 divisors (see below), whose sum is σ = 13350750. Its totient is φ = 3814496.

The previous prime is 7628987. The next prime is 7629029. The reversal of 7628996 is 6998267.

It can be written as a sum of positive squares in only one way, i.e., 3880900 + 3748096 = 1970^2 + 1936^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 7628996.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 953621 + ... + 953628.

It is an arithmetic number, because the mean of its divisors is an integer number (2225125).

Almost surely, 27628996 is an apocalyptic number.

It is an amenable number.

7628996 is a deficient number, since it is larger than the sum of its proper divisors (5721754).

7628996 is a wasteful number, since it uses less digits than its factorization.

7628996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1907253 (or 1907251 counting only the distinct ones).

The product of its digits is 326592, while the sum is 47.

The square root of 7628996 is about 2762.0637212056. The cubic root of 7628996 is about 196.8592361948.

The spelling of 7628996 in words is "seven million, six hundred twenty-eight thousand, nine hundred ninety-six".

Divisors: 1 2 4 1907249 3814498 7628996