Search a number
-
+
10305400370 = 2531239367379
BaseRepresentation
bin10011001100011111…
…11110111000110010
3222121012102120200012
421212033332320302
5132101140302440
64422332254522
7513243313016
oct114617767062
928535376605
1010305400370
114409147911
121bb7311442
13c83059355
146da940546
15404ad6e65
hex2663fee32

10305400370 has 64 divisors (see below), whose sum is σ = 19331481600. Its totient is φ = 3951218880.

The previous prime is 10305400363. The next prime is 10305400373. The reversal of 10305400370 is 7300450301.

It is a happy number.

It is a super-2 number, since 2×103054003702 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10305400373) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27190841 + ... + 27191219.

It is an arithmetic number, because the mean of its divisors is an integer number (302054400).

Almost surely, 210305400370 is an apocalyptic number.

10305400370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10305400370 is a deficient number, since it is larger than the sum of its proper divisors (9026081230).

10305400370 is a wasteful number, since it uses less digits than its factorization.

10305400370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023.

The product of its (nonzero) digits is 1260, while the sum is 23.

Adding to 10305400370 its reverse (7300450301), we get a palindrome (17605850671).

The spelling of 10305400370 in words is "ten billion, three hundred five million, four hundred thousand, three hundred seventy".

Divisors: 1 2 5 10 31 62 155 239 310 367 379 478 734 758 1195 1835 1895 2390 3670 3790 7409 11377 11749 14818 22754 23498 37045 56885 58745 74090 87713 90581 113770 117490 139093 175426 181162 278186 438565 452905 695465 877130 905810 1390930 2719103 2808011 4311883 5438206 5616022 8623766 13595515 14040055 21559415 27191030 28080110 33243227 43118830 66486454 166216135 332432270 1030540037 2061080074 5152700185 10305400370