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1230699484 = 22727738123
BaseRepresentation
bin100100101011010…
…1111101111011100
310011202210000022101
41021112233233130
510010024340414
6322042054444
742332526100
oct11126575734
93152700271
101230699484
11581774813
122a41aa424
13167c82961
14b9641900
15730a1a74
hex495afbdc

1230699484 has 36 divisors (see below), whose sum is σ = 2508902424. Its totient is φ = 526695456.

The previous prime is 1230699413. The next prime is 1230699493. The reversal of 1230699484 is 4849960321.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 147447 + ... + 155569.

It is an arithmetic number, because the mean of its divisors is an integer number (69691734).

Almost surely, 21230699484 is an apocalyptic number.

1230699484 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1230699484 is an abundant number, since it is smaller than the sum of its proper divisors (1278202940).

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

1230699484 is a wasteful number, since it uses less digits than its factorization.

1230699484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8914 (or 8905 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 46.

The square root of 1230699484 is about 35081.3267137946. The cubic root of 1230699484 is about 1071.6443358158.

The spelling of 1230699484 in words is "one billion, two hundred thirty million, six hundred ninety-nine thousand, four hundred eighty-four".

Divisors: 1 2 4 7 14 28 49 98 196 773 1546 3092 5411 8123 10822 16246 21644 32492 37877 56861 75754 113722 151508 227444 398027 796054 1592108 6279079 12558158 25116316 43953553 87907106 175814212 307674871 615349742 1230699484