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102220296 = 2334619239
BaseRepresentation
bin1100001011111…
…00001000001000
321010100022212220
412011330020020
5202132022141
614050534040
72350600233
oct605741010
9233308786
10102220296
1152778692
122a297320
13182402a9
14d80c41a
158e92766
hex617c208

102220296 has 32 divisors (see below), whose sum is σ = 256132800. Its totient is φ = 33995840.

The previous prime is 102220271. The next prime is 102220297. The reversal of 102220296 is 692022201.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (102220297) 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, 6445 + ... + 15683.

It is an arithmetic number, because the mean of its divisors is an integer number (8004150).

Almost surely, 2102220296 is an apocalyptic number.

It is an amenable number.

102220296 is an abundant number, since it is smaller than the sum of its proper divisors (153912504).

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

102220296 is a wasteful number, since it uses less digits than its factorization.

102220296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9709 (or 9705 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 102220296 is about 10110.4053331209. The cubic root of 102220296 is about 467.5690019876.

Adding to 102220296 its reverse (692022201), we get a palindrome (794242497).

The spelling of 102220296 in words is "one hundred two million, two hundred twenty thousand, two hundred ninety-six".

Divisors: 1 2 3 4 6 8 12 24 461 922 1383 1844 2766 3688 5532 9239 11064 18478 27717 36956 55434 73912 110868 221736 4259179 8518358 12777537 17036716 25555074 34073432 51110148 102220296