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10144200715 = 511238019131
BaseRepresentation
bin10010111001010010…
…00011100000001011
3222011222002210022121
421130221003200023
5131233403410330
64354333232111
7506245166125
oct113451034013
928158083277
1010144200715
114336156160
121b71332637
13c5883883c
146c337c215
153e589417a
hex25ca4380b

10144200715 has 16 divisors (see below), whose sum is σ = 13857060096. Its totient is φ = 7056834400.

The previous prime is 10144200707. The next prime is 10144200721. The reversal of 10144200715 is 51700244101.

It is not a de Polignac number, because 10144200715 - 23 = 10144200707 is a prime.

It is a super-2 number, since 2×101442007152 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10144200715.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4008301 + ... + 4010830.

It is an arithmetic number, because the mean of its divisors is an integer number (866066256).

Almost surely, 210144200715 is an apocalyptic number.

10144200715 is a deficient number, since it is larger than the sum of its proper divisors (3712859381).

10144200715 is a wasteful number, since it uses less digits than its factorization.

10144200715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8019170.

The product of its (nonzero) digits is 1120, while the sum is 25.

Adding to 10144200715 its reverse (51700244101), we get a palindrome (61844444816).

The spelling of 10144200715 in words is "ten billion, one hundred forty-four million, two hundred thousand, seven hundred fifteen".

Divisors: 1 5 11 23 55 115 253 1265 8019131 40095655 88210441 184440013 441052205 922200065 2028840143 10144200715