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10214242861 = 83181679907
BaseRepresentation
bin10011000001101000…
…01111101000101101
3222100211220022002011
421200310033220231
5131404321232421
64405314401221
7511055426464
oct114064175055
928324808064
1010214242861
114371745929
121b90890211
13c6a1c05b4
146cc7b19db
153ebacc4e1
hex260d0fa2d

10214242861 has 8 divisors (see below), whose sum is σ = 10394433504. Its totient is φ = 10035412560.

The previous prime is 10214242837. The next prime is 10214242879. The reversal of 10214242861 is 16824241201.

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

It is a cyclic number.

It is not a de Polignac number, because 10214242861 - 213 = 10214234669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10214242561) 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, 324931 + ... + 354976.

It is an arithmetic number, because the mean of its divisors is an integer number (1299304188).

Almost surely, 210214242861 is an apocalyptic number.

It is an amenable number.

10214242861 is a deficient number, since it is larger than the sum of its proper divisors (180190643).

10214242861 is an equidigital number, since it uses as much as digits as its factorization.

10214242861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680171.

The product of its (nonzero) digits is 6144, while the sum is 31.

The spelling of 10214242861 in words is "ten billion, two hundred fourteen million, two hundred forty-two thousand, eight hundred sixty-one".

Divisors: 1 83 181 15023 679907 56432281 123063167 10214242861