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103072166427621 = 3971672120957393
BaseRepresentation
bin10111011011111001011011…
…110111011011101111100101
3111111221121021111110011121110
4113123321123313123233211
5102002213244101140441
61003114411035135233
730465501241000446
oct2733713367335745
9444847244404543
10103072166427621
112a929729954076
12b6880abba4519
134568881b98b11
141b64a1033d2cd
15bdb22490db16
hex5dbe5bddbbe5

103072166427621 has 16 divisors (see below), whose sum is σ = 139677770139264. Its totient is φ = 67599153997824.

The previous prime is 103072166427619. The next prime is 103072166427653. The reversal of 103072166427621 is 126724661270301.

It is not a de Polignac number, because 103072166427621 - 21 = 103072166427619 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103072166427611) 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, 1060430100 + ... + 1060527293.

It is an arithmetic number, because the mean of its divisors is an integer number (8729860633704).

Almost surely, 2103072166427621 is an apocalyptic number.

It is an amenable number.

103072166427621 is a deficient number, since it is larger than the sum of its proper divisors (36605603711643).

103072166427621 is a wasteful number, since it uses less digits than its factorization.

103072166427621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2120957660.

The product of its (nonzero) digits is 1016064, while the sum is 48.

The spelling of 103072166427621 in words is "one hundred three trillion, seventy-two billion, one hundred sixty-six million, four hundred twenty-seven thousand, six hundred twenty-one".

Divisors: 1 3 97 167 291 501 16199 48597 2120957393 6362872179 205732867121 354199884631 617198601363 1062599653893 34357388809207 103072166427621