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12240550310 = 251964423949
BaseRepresentation
bin10110110011001011…
…11111100110100110
31011121001202101100012
423121211333212212
5200032040102220
65342341250222
7612221650412
oct133145774646
934531671305
1012240550310
11521152068a
122457403972
131200c48ca1
14841957d42
154b9939ac5
hex2d997f9a6

12240550310 has 16 divisors (see below), whose sum is σ = 23192622000. Its totient is φ = 4638524256.

The previous prime is 12240550279. The next prime is 12240550313. The reversal of 12240550310 is 1305504221.

It is a super-2 number, since 2×122405503102 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12240550313) 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, 32211785 + ... + 32212164.

It is an arithmetic number, because the mean of its divisors is an integer number (1449538875).

Almost surely, 212240550310 is an apocalyptic number.

12240550310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12240550310 is a deficient number, since it is larger than the sum of its proper divisors (10952071690).

12240550310 is a wasteful number, since it uses less digits than its factorization.

12240550310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64423975.

The product of its (nonzero) digits is 1200, while the sum is 23.

The spelling of 12240550310 in words is "twelve billion, two hundred forty million, five hundred fifty thousand, three hundred ten".

Divisors: 1 2 5 10 19 38 95 190 64423949 128847898 322119745 644239490 1224055031 2448110062 6120275155 12240550310