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102274897 = 675092999
BaseRepresentation
bin1100001100010…
…01011101010001
321010110002210011
412012021131101
5202140244042
614052034521
72351215354
oct606113521
9233402704
10102274897
115280570a
122a302a41
131825c0ba
14d82429b
158ea3a17
hex6189751

102274897 has 8 divisors (see below), whose sum is σ = 104040000. Its totient is φ = 100516944.

The previous prime is 102274877. The next prime is 102274903. The reversal of 102274897 is 798472201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-102274897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102274817) 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, 32604 + ... + 35602.

It is an arithmetic number, because the mean of its divisors is an integer number (13005000).

Almost surely, 2102274897 is an apocalyptic number.

It is an amenable number.

102274897 is a deficient number, since it is larger than the sum of its proper divisors (1765103).

102274897 is an equidigital number, since it uses as much as digits as its factorization.

102274897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3575.

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 102274897 is about 10113.1052105671. The cubic root of 102274897 is about 467.6522378741.

The spelling of 102274897 in words is "one hundred two million, two hundred seventy-four thousand, eight hundred ninety-seven".

Divisors: 1 67 509 2999 34103 200933 1526491 102274897