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5012120670 = 2352349914557
BaseRepresentation
bin1001010101011111…
…01110010001011110
3110221022012002222220
410222233232101132
540231100330140
62145203050210
7235130215464
oct45257562136
913838162886
105012120670
112142236497
12b7a670966
1361b51379b
14357938834
151e504cbd0
hex12abee45e

5012120670 has 64 divisors (see below), whose sum is σ = 12578112000. Its totient is φ = 1275804288.

The previous prime is 5012120627. The next prime is 5012120671. The reversal of 5012120670 is 760212105.

It is a super-2 number, since 2×50121206702 = 50242707221282497800, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5012120670.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5012120671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 337032 + ... + 351588.

It is an arithmetic number, because the mean of its divisors is an integer number (196533000).

Almost surely, 25012120670 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5012120670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6289056000).

5012120670 is an abundant number, since it is smaller than the sum of its proper divisors (7565991330).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5012120670 is a wasteful number, since it uses less digits than its factorization.

5012120670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15089.

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 5012120670 is about 70796.3323202551. The cubic root of 5012120670 is about 1711.3565686166.

Adding to 5012120670 its reverse (760212105), we get a palindrome (5772332775).

The spelling of 5012120670 in words is "five billion, twelve million, one hundred twenty thousand, six hundred seventy".

Divisors: 1 2 3 5 6 10 15 23 30 46 69 115 138 230 345 499 690 998 1497 2495 2994 4990 7485 11477 14557 14970 22954 29114 34431 43671 57385 68862 72785 87342 114770 145570 172155 218355 334811 344310 436710 669622 1004433 1674055 2008866 3348110 5022165 7263943 10044330 14527886 21791829 36319715 43583658 72639430 108959145 167070689 217918290 334141378 501212067 835353445 1002424134 1670706890 2506060335 5012120670