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103031065054 = 21571597205463
BaseRepresentation
bin101111111110100100…
…0010100100111011110
3100211221102010101211101
41133331020110213132
53142001423040204
6115155401143314
710305130413601
oct1377510244736
9324842111741
10103031065054
113a771394145
1217b74a8ab3a
13993c77c968
144db5832338
152a303b7ea4
hex17fd2149de

103031065054 has 16 divisors (see below), whose sum is σ = 155629117728. Its totient is φ = 51155106912.

The previous prime is 103031065021. The next prime is 103031065057. The reversal of 103031065054 is 450560130301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103031065057) 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, 398727 + ... + 604189.

It is an arithmetic number, because the mean of its divisors is an integer number (9726819858).

Almost surely, 2103031065054 is an apocalyptic number.

103031065054 is a deficient number, since it is larger than the sum of its proper divisors (52598052674).

103031065054 is a wasteful number, since it uses less digits than its factorization.

103031065054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207219.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 103031065054 its reverse (450560130301), we get a palindrome (553591195355).

The spelling of 103031065054 in words is "one hundred three billion, thirty-one million, sixty-five thousand, fifty-four".

Divisors: 1 2 157 314 1597 3194 205463 250729 410926 501458 32257691 64515382 328124411 656248822 51515532527 103031065054