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10290849497 = 2331127113647
BaseRepresentation
bin10011001010110000…
…11110011011011001
3222120012001022121222
421211120132123121
5132033424140442
64421052341425
7513005530445
oct114530363331
928505038558
1010290849497
114400a095a5
121bb2474875
13c80033276
146d8a33825
154036b08d2
hex26561e6d9

10290849497 has 16 divisors (see below), whose sum is σ = 11172052992. Its totient is φ = 9450801360.

The previous prime is 10290849449. The next prime is 10290849509. The reversal of 10290849497 is 79494809201.

It is not a de Polignac number, because 10290849497 - 228 = 10022414041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10290849097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33728 + ... + 147374.

It is an arithmetic number, because the mean of its divisors is an integer number (698253312).

Almost surely, 210290849497 is an apocalyptic number.

It is an amenable number.

10290849497 is a deficient number, since it is larger than the sum of its proper divisors (881203495).

10290849497 is a wasteful number, since it uses less digits than its factorization.

10290849497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113828.

The product of its (nonzero) digits is 1306368, while the sum is 53.

The spelling of 10290849497 in words is "ten billion, two hundred ninety million, eight hundred forty-nine thousand, four hundred ninety-seven".

Divisors: 1 23 31 127 713 2921 3937 90551 113647 2613881 3523057 14433169 81030311 331962887 447428239 10290849497